20161031922

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 46538219520

約数和(自身を除く): 26377187598

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 103, 141, 206, 233, 282, 309, 331, 423, 466, 618, 662, 699, 846, 927, 993, 1269, 1398, 1854, 1986, 2097, 2538, 2781, 2979, 4194, 4841, 5562, 5958, 6291, 8937, 9682, 10951, 12582, 14523, 15557, 17874, 21902, 23999, 29046, 31114, 32853, 34093, 43569, 46671, 47998, 65706, 68186, 71997, 77123, 87138, 93342, 98559, 102279, 130707, 140013, 143994, 154246, 197118, 204558, 215991, 231369, 261414, 280026, 295677, 306837, 420039, 431982, 462738, 591354, 613674, 647973, 694107, 840078, 920511, 1127953, 1295946, 1388214, 1602371, 1841022, 2082321, 2255906, 3204742, 3383859, 3624781, 4164642, 4807113, 6767718, 7249562, 7943669, 9614226, 10151577, 10874343, 14421339, 15887338, 20303154, 21748686, 23831007, 28842678, 30454731, 32623029, 43264017, 47662014, 60909462, 65246058, 71493021, 86528034, 97869087, 142986042, 195738174, 214479063, 373352443, 428958126, 746704886, 1120057329, 2240114658, 3360171987, 6720343974, 10080515961, 20161031922]

約数ペア:

[(1, 20161031922), (2, 10080515961), (3, 6720343974), (6, 3360171987), (9, 2240114658), (18, 1120057329), (27, 746704886), (47, 428958126), (54, 373352443), (94, 214479063), (103, 195738174), (141, 142986042), (206, 97869087), (233, 86528034), (282, 71493021), (309, 65246058), (331, 60909462), (423, 47662014), (466, 43264017), (618, 32623029), (662, 30454731), (699, 28842678), (846, 23831007), (927, 21748686), (993, 20303154), (1269, 15887338), (1398, 14421339), (1854, 10874343), (1986, 10151577), (2097, 9614226), (2538, 7943669), (2781, 7249562), (2979, 6767718), (4194, 4807113), (4841, 4164642), (5562, 3624781), (5958, 3383859), (6291, 3204742), (8937, 2255906), (9682, 2082321), (10951, 1841022), (12582, 1602371), (14523, 1388214), (15557, 1295946), (17874, 1127953), (21902, 920511), (23999, 840078), (29046, 694107), (31114, 647973), (32853, 613674), (34093, 591354), (43569, 462738), (46671, 431982), (47998, 420039), (65706, 306837), (68186, 295677), (71997, 280026), (77123, 261414), (87138, 231369), (93342, 215991), (98559, 204558), (102279, 197118), (130707, 154246), (140013, 143994)]