20111958740

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4765867}}^1$

素因数の和:4766087

約数の個数: 24

約数和(自身を含む): 42435288672

約数和(自身を除く): 22323329932

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 4765867, 9531734, 19063468, 23829335, 47658670, 95317340, 1005597937, 2011195874, 4022391748, 5027989685, 10055979370, 20111958740]

約数ペア:

[(1, 20111958740), (2, 10055979370), (4, 5027989685), (5, 4022391748), (10, 2011195874), (20, 1005597937), (211, 95317340), (422, 47658670), (844, 23829335), (1055, 19063468), (2110, 9531734), (4220, 4765867)]