12640416

素因数分解:

$2^5\times 3^1\times {\mathrm{131671}}^1$

素因数の和:131684

約数の個数: 24

約数和(自身を含む): 33181344

約数和(自身を除く): 20540928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 131671, 263342, 395013, 526684, 790026, 1053368, 1580052, 2106736, 3160104, 4213472, 6320208, 12640416]

約数ペア:

[(1, 12640416), (2, 6320208), (3, 4213472), (4, 3160104), (6, 2106736), (8, 1580052), (12, 1053368), (16, 790026), (24, 526684), (32, 395013), (48, 263342), (96, 131671)]