18784123956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{54907}}^1$

素因数の和:54990

約数の個数: 144

約数和(自身を含む): 55402611264

約数和(自身を除く): 36618487308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 43, 51, 52, 68, 78, 86, 102, 117, 129, 153, 156, 172, 204, 221, 234, 258, 306, 387, 442, 468, 516, 559, 612, 663, 731, 774, 884, 1118, 1326, 1462, 1548, 1677, 1989, 2193, 2236, 2652, 2924, 3354, 3978, 4386, 5031, 6579, 6708, 7956, 8772, 9503, 10062, 13158, 19006, 20124, 26316, 28509, 38012, 54907, 57018, 85527, 109814, 114036, 164721, 171054, 219628, 329442, 342108, 494163, 658884, 713791, 933419, 988326, 1427582, 1866838, 1976652, 2141373, 2361001, 2800257, 2855164, 3733676, 4282746, 4722002, 5600514, 6424119, 7083003, 8400771, 8565492, 9444004, 11201028, 12134447, 12848238, 14166006, 16801542, 21249009, 24268894, 25696476, 28332012, 30693013, 33603084, 36403341, 40137017, 42498018, 48537788, 61386026, 72806682, 80274034, 84996036, 92079039, 109210023, 120411051, 122772052, 145613364, 160548068, 184158078, 218420046, 240822102, 276237117, 361233153, 368316156, 436840092, 481644204, 521781221, 552474234, 722466306, 1043562442, 1104948468, 1444932612, 1565343663, 2087124884, 3130687326, 4696030989, 6261374652, 9392061978, 18784123956]

約数ペア:

[(1, 18784123956), (2, 9392061978), (3, 6261374652), (4, 4696030989), (6, 3130687326), (9, 2087124884), (12, 1565343663), (13, 1444932612), (17, 1104948468), (18, 1043562442), (26, 722466306), (34, 552474234), (36, 521781221), (39, 481644204), (43, 436840092), (51, 368316156), (52, 361233153), (68, 276237117), (78, 240822102), (86, 218420046), (102, 184158078), (117, 160548068), (129, 145613364), (153, 122772052), (156, 120411051), (172, 109210023), (204, 92079039), (221, 84996036), (234, 80274034), (258, 72806682), (306, 61386026), (387, 48537788), (442, 42498018), (468, 40137017), (516, 36403341), (559, 33603084), (612, 30693013), (663, 28332012), (731, 25696476), (774, 24268894), (884, 21249009), (1118, 16801542), (1326, 14166006), (1462, 12848238), (1548, 12134447), (1677, 11201028), (1989, 9444004), (2193, 8565492), (2236, 8400771), (2652, 7083003), (2924, 6424119), (3354, 5600514), (3978, 4722002), (4386, 4282746), (5031, 3733676), (6579, 2855164), (6708, 2800257), (7956, 2361001), (8772, 2141373), (9503, 1976652), (10062, 1866838), (13158, 1427582), (19006, 988326), (20124, 933419), (26316, 713791), (28509, 658884), (38012, 494163), (54907, 342108), (57018, 329442), (85527, 219628), (109814, 171054), (114036, 164721)]