18531090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1889}}^1$

素因数の和:2011

約数の個数: 48

約数和(自身を含む): 48648600

約数和(自身を除く): 30117510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1889, 1962, 3270, 3778, 4905, 5667, 9445, 9810, 11334, 17001, 18890, 28335, 34002, 56670, 85005, 170010, 205901, 411802, 617703, 1029505, 1235406, 1853109, 2059010, 3088515, 3706218, 6177030, 9265545, 18531090]

約数ペア:

[(1, 18531090), (2, 9265545), (3, 6177030), (5, 3706218), (6, 3088515), (9, 2059010), (10, 1853109), (15, 1235406), (18, 1029505), (30, 617703), (45, 411802), (90, 205901), (109, 170010), (218, 85005), (327, 56670), (545, 34002), (654, 28335), (981, 18890), (1090, 17001), (1635, 11334), (1889, 9810), (1962, 9445), (3270, 5667), (3778, 4905)]