20470293488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41270753}}^1$

素因数の和:41270792

約数の個数: 20

約数和(自身を含む): 40940587968

約数和(自身を除く): 20470294480

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41270753, 82541506, 165083012, 330166024, 660332048, 1279393343, 2558786686, 5117573372, 10235146744, 20470293488]

約数ペア:

[(1, 20470293488), (2, 10235146744), (4, 5117573372), (8, 2558786686), (16, 1279393343), (31, 660332048), (62, 330166024), (124, 165083012), (248, 82541506), (496, 41270753)]