12911810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41651}}^1$

素因数の和:41689

約数の個数: 16

約数和(自身を含む): 23991552

約数和(自身を除く): 11079742

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 41651, 83302, 208255, 416510, 1291181, 2582362, 6455905, 12911810]

約数ペア:

[(1, 12911810), (2, 6455905), (5, 2582362), (10, 1291181), (31, 416510), (62, 208255), (155, 83302), (310, 41651)]