18488456

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8923}}^1$

素因数の和:8973

約数の個数: 32

約数和(自身を含む): 40693440

約数和(自身を除く): 22204984

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 8923, 17846, 35692, 62461, 71384, 124922, 249844, 330151, 499688, 660302, 1320604, 2311057, 2641208, 4622114, 9244228, 18488456]

約数ペア:

[(1, 18488456), (2, 9244228), (4, 4622114), (7, 2641208), (8, 2311057), (14, 1320604), (28, 660302), (37, 499688), (56, 330151), (74, 249844), (148, 124922), (259, 71384), (296, 62461), (518, 35692), (1036, 17846), (2072, 8923)]