20158488

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 68290560

約数和(自身を除く): 48132072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 37, 42, 46, 47, 56, 63, 69, 72, 74, 84, 92, 94, 111, 126, 138, 141, 148, 161, 168, 184, 188, 207, 222, 252, 259, 276, 282, 296, 322, 329, 333, 376, 414, 423, 444, 483, 504, 518, 552, 564, 644, 658, 666, 777, 828, 846, 851, 888, 966, 987, 1036, 1081, 1128, 1288, 1316, 1332, 1449, 1554, 1656, 1692, 1702, 1739, 1932, 1974, 2072, 2162, 2331, 2553, 2632, 2664, 2898, 2961, 3108, 3243, 3384, 3404, 3478, 3864, 3948, 4324, 4662, 5106, 5217, 5796, 5922, 5957, 6216, 6486, 6808, 6956, 7567, 7659, 7896, 8648, 9324, 9729, 10212, 10434, 11592, 11844, 11914, 12173, 12972, 13912, 15134, 15318, 15651, 17871, 18648, 19458, 20424, 20868, 22701, 23688, 23828, 24346, 25944, 30268, 30636, 31302, 35742, 36519, 38916, 39997, 41736, 45402, 47656, 48692, 53613, 60536, 61272, 62604, 68103, 71484, 73038, 77832, 79994, 90804, 97384, 107226, 109557, 119991, 125208, 136206, 142968, 146076, 159988, 181608, 214452, 219114, 239982, 272412, 279979, 292152, 319976, 359973, 428904, 438228, 479964, 544824, 559958, 719946, 839937, 876456, 959928, 1119916, 1439892, 1679874, 2239832, 2519811, 2879784, 3359748, 5039622, 6719496, 10079244, 20158488]

約数ペア:

[(1, 20158488), (2, 10079244), (3, 6719496), (4, 5039622), (6, 3359748), (7, 2879784), (8, 2519811), (9, 2239832), (12, 1679874), (14, 1439892), (18, 1119916), (21, 959928), (23, 876456), (24, 839937), (28, 719946), (36, 559958), (37, 544824), (42, 479964), (46, 438228), (47, 428904), (56, 359973), (63, 319976), (69, 292152), (72, 279979), (74, 272412), (84, 239982), (92, 219114), (94, 214452), (111, 181608), (126, 159988), (138, 146076), (141, 142968), (148, 136206), (161, 125208), (168, 119991), (184, 109557), (188, 107226), (207, 97384), (222, 90804), (252, 79994), (259, 77832), (276, 73038), (282, 71484), (296, 68103), (322, 62604), (329, 61272), (333, 60536), (376, 53613), (414, 48692), (423, 47656), (444, 45402), (483, 41736), (504, 39997), (518, 38916), (552, 36519), (564, 35742), (644, 31302), (658, 30636), (666, 30268), (777, 25944), (828, 24346), (846, 23828), (851, 23688), (888, 22701), (966, 20868), (987, 20424), (1036, 19458), (1081, 18648), (1128, 17871), (1288, 15651), (1316, 15318), (1332, 15134), (1449, 13912), (1554, 12972), (1656, 12173), (1692, 11914), (1702, 11844), (1739, 11592), (1932, 10434), (1974, 10212), (2072, 9729), (2162, 9324), (2331, 8648), (2553, 7896), (2632, 7659), (2664, 7567), (2898, 6956), (2961, 6808), (3108, 6486), (3243, 6216), (3384, 5957), (3404, 5922), (3478, 5796), (3864, 5217), (3948, 5106), (4324, 4662)]