18747137178

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:791

約数の個数: 240

約数和(自身を含む): 53059007232

約数和(自身を除く): 34311870054

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 121, 126, 154, 162, 189, 198, 231, 242, 297, 317, 363, 378, 431, 462, 567, 594, 634, 693, 726, 847, 862, 891, 951, 1089, 1134, 1293, 1386, 1694, 1782, 1902, 2079, 2178, 2219, 2541, 2586, 2853, 3017, 3267, 3487, 3879, 4158, 4438, 4741, 5082, 5706, 6034, 6237, 6534, 6657, 6974, 7623, 7758, 8559, 9051, 9482, 9801, 10461, 11637, 12474, 13314, 14223, 15246, 17118, 18102, 19602, 19971, 20922, 22869, 23274, 24409, 25677, 27153, 28446, 31383, 33187, 34911, 38357, 39942, 42669, 45738, 48818, 51354, 52151, 54306, 59913, 62766, 66374, 68607, 69822, 73227, 76714, 81459, 85338, 94149, 99561, 104302, 115071, 119826, 128007, 136627, 137214, 146454, 156453, 162918, 179739, 188298, 199122, 219681, 230142, 244377, 256014, 268499, 273254, 282447, 298683, 312906, 345213, 359478, 365057, 384021, 409881, 439362, 469359, 488754, 536998, 564894, 597366, 659043, 690426, 730114, 768042, 805497, 819762, 896049, 938718, 956389, 1035639, 1095171, 1229643, 1318086, 1408077, 1502897, 1610994, 1792098, 1912778, 1977129, 2071278, 2190342, 2416491, 2459286, 2688147, 2816154, 2869167, 3005794, 3106917, 3285513, 3688929, 3954258, 4224231, 4508691, 4832982, 5376294, 5738334, 6213834, 6571026, 7249473, 7377858, 8448462, 8607501, 9017382, 9856539, 10520279, 11066787, 13526073, 14498946, 16531867, 17215002, 19713078, 21040558, 21748419, 22133574, 25822503, 27052146, 29569617, 31560837, 33063734, 40578219, 43496838, 49595601, 51645006, 59139234, 63121674, 77467509, 81156438, 94682511, 99191202, 115723069, 121734657, 148786803, 154935018, 189365022, 231446138, 243469314, 284047533, 297573606, 347169207, 446360409, 568095066, 694338414, 852142599, 892720818, 1041507621, 1339081227, 1704285198, 2083015242, 2678162454, 3124522863, 6249045726, 9373568589, 18747137178]

約数ペア:

[(1, 18747137178), (2, 9373568589), (3, 6249045726), (6, 3124522863), (7, 2678162454), (9, 2083015242), (11, 1704285198), (14, 1339081227), (18, 1041507621), (21, 892720818), (22, 852142599), (27, 694338414), (33, 568095066), (42, 446360409), (54, 347169207), (63, 297573606), (66, 284047533), (77, 243469314), (81, 231446138), (99, 189365022), (121, 154935018), (126, 148786803), (154, 121734657), (162, 115723069), (189, 99191202), (198, 94682511), (231, 81156438), (242, 77467509), (297, 63121674), (317, 59139234), (363, 51645006), (378, 49595601), (431, 43496838), (462, 40578219), (567, 33063734), (594, 31560837), (634, 29569617), (693, 27052146), (726, 25822503), (847, 22133574), (862, 21748419), (891, 21040558), (951, 19713078), (1089, 17215002), (1134, 16531867), (1293, 14498946), (1386, 13526073), (1694, 11066787), (1782, 10520279), (1902, 9856539), (2079, 9017382), (2178, 8607501), (2219, 8448462), (2541, 7377858), (2586, 7249473), (2853, 6571026), (3017, 6213834), (3267, 5738334), (3487, 5376294), (3879, 4832982), (4158, 4508691), (4438, 4224231), (4741, 3954258), (5082, 3688929), (5706, 3285513), (6034, 3106917), (6237, 3005794), (6534, 2869167), (6657, 2816154), (6974, 2688147), (7623, 2459286), (7758, 2416491), (8559, 2190342), (9051, 2071278), (9482, 1977129), (9801, 1912778), (10461, 1792098), (11637, 1610994), (12474, 1502897), (13314, 1408077), (14223, 1318086), (15246, 1229643), (17118, 1095171), (18102, 1035639), (19602, 956389), (19971, 938718), (20922, 896049), (22869, 819762), (23274, 805497), (24409, 768042), (25677, 730114), (27153, 690426), (28446, 659043), (31383, 597366), (33187, 564894), (34911, 536998), (38357, 488754), (39942, 469359), (42669, 439362), (45738, 409881), (48818, 384021), (51354, 365057), (52151, 359478), (54306, 345213), (59913, 312906), (62766, 298683), (66374, 282447), (68607, 273254), (69822, 268499), (73227, 256014), (76714, 244377), (81459, 230142), (85338, 219681), (94149, 199122), (99561, 188298), (104302, 179739), (115071, 162918), (119826, 156453), (128007, 146454), (136627, 137214)]