18661912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 36511920

約数和(自身を除く): 17850008

約数列:

[1, 2, 4, 8, 37, 67, 74, 134, 148, 268, 296, 536, 941, 1882, 2479, 3764, 4958, 7528, 9916, 19832, 34817, 63047, 69634, 126094, 139268, 252188, 278536, 504376, 2332739, 4665478, 9330956, 18661912]

約数ペア:

[(1, 18661912), (2, 9330956), (4, 4665478), (8, 2332739), (37, 504376), (67, 278536), (74, 252188), (134, 139268), (148, 126094), (268, 69634), (296, 63047), (536, 34817), (941, 19832), (1882, 9916), (2479, 7528), (3764, 4958)]