20015688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10831}}^1$

素因数の和:10858

約数の個数: 64

約数和(自身を含む): 62392320

約数和(自身を除く): 42376632

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 10831, 21662, 32493, 43324, 64986, 75817, 86648, 119141, 129972, 151634, 227451, 238282, 259944, 303268, 357423, 454902, 476564, 606536, 714846, 833987, 909804, 953128, 1429692, 1667974, 1819608, 2501961, 2859384, 3335948, 5003922, 6671896, 10007844, 20015688]

約数ペア:

[(1, 20015688), (2, 10007844), (3, 6671896), (4, 5003922), (6, 3335948), (7, 2859384), (8, 2501961), (11, 1819608), (12, 1667974), (14, 1429692), (21, 953128), (22, 909804), (24, 833987), (28, 714846), (33, 606536), (42, 476564), (44, 454902), (56, 357423), (66, 303268), (77, 259944), (84, 238282), (88, 227451), (132, 151634), (154, 129972), (168, 119141), (231, 86648), (264, 75817), (308, 64986), (462, 43324), (616, 32493), (924, 21662), (1848, 10831)]