12904016

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{15217}}^1$

素因数の和:15278

約数の個数: 20

約数和(自身を含む): 25474932

約数和(自身を除く): 12570916

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 15217, 30434, 60868, 121736, 243472, 806501, 1613002, 3226004, 6452008, 12904016]

約数ペア:

[(1, 12904016), (2, 6452008), (4, 3226004), (8, 1613002), (16, 806501), (53, 243472), (106, 121736), (212, 60868), (424, 30434), (848, 15217)]