208045624

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{1621}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 398233440

約数和(自身を除く): 190187816

約数列:

[1, 2, 4, 8, 61, 122, 244, 263, 488, 526, 1052, 1621, 2104, 3242, 6484, 12968, 16043, 32086, 64172, 98881, 128344, 197762, 395524, 426323, 791048, 852646, 1705292, 3410584, 26005703, 52011406, 104022812, 208045624]

約数ペア:

[(1, 208045624), (2, 104022812), (4, 52011406), (8, 26005703), (61, 3410584), (122, 1705292), (244, 852646), (263, 791048), (488, 426323), (526, 395524), (1052, 197762), (1621, 128344), (2104, 98881), (3242, 64172), (6484, 32086), (12968, 16043)]