18223774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12880226

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 437, 551, 667, 719, 874, 1102, 1334, 1438, 12673, 13661, 16537, 20851, 25346, 27322, 33074, 41702, 314203, 396169, 479573, 628406, 792338, 959146, 9111887, 18223774]

約数ペア:

[(1, 18223774), (2, 9111887), (19, 959146), (23, 792338), (29, 628406), (38, 479573), (46, 396169), (58, 314203), (437, 41702), (551, 33074), (667, 27322), (719, 25346), (874, 20851), (1102, 16537), (1334, 13661), (1438, 12673)]