40019408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17491}}^1$

素因数の和:17523

約数の個数: 40

約数和(自身を含む): 91098336

約数和(自身を除く): 51078928

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 17491, 34982, 69964, 139928, 192401, 227383, 279856, 384802, 454766, 769604, 909532, 1539208, 1819064, 2501213, 3078416, 3638128, 5002426, 10004852, 20009704, 40019408]

約数ペア:

[(1, 40019408), (2, 20009704), (4, 10004852), (8, 5002426), (11, 3638128), (13, 3078416), (16, 2501213), (22, 1819064), (26, 1539208), (44, 909532), (52, 769604), (88, 454766), (104, 384802), (143, 279856), (176, 227383), (208, 192401), (286, 139928), (572, 69964), (1144, 34982), (2288, 17491)]