18077072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{373}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 37981944

約数和(自身を除く): 19904872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 233, 373, 466, 746, 932, 1492, 1864, 2984, 3029, 3728, 4849, 5968, 6058, 9698, 12116, 19396, 24232, 38792, 48464, 77584, 86909, 173818, 347636, 695272, 1129817, 1390544, 2259634, 4519268, 9038536, 18077072]

約数ペア:

[(1, 18077072), (2, 9038536), (4, 4519268), (8, 2259634), (13, 1390544), (16, 1129817), (26, 695272), (52, 347636), (104, 173818), (208, 86909), (233, 77584), (373, 48464), (466, 38792), (746, 24232), (932, 19396), (1492, 12116), (1864, 9698), (2984, 6058), (3029, 5968), (3728, 4849)]