18705856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22483}}^1$

素因数の和:22508

約数の個数: 28

約数和(自身を含む): 39976552

約数和(自身を除く): 21270696

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22483, 44966, 89932, 179864, 292279, 359728, 584558, 719456, 1169116, 1438912, 2338232, 4676464, 9352928, 18705856]

約数ペア:

[(1, 18705856), (2, 9352928), (4, 4676464), (8, 2338232), (13, 1438912), (16, 1169116), (26, 719456), (32, 584558), (52, 359728), (64, 292279), (104, 179864), (208, 89932), (416, 44966), (832, 22483)]