19975579804

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{4957}}^1\times {\mathrm{9781}}^1$

素因数の和:14845

約数の個数: 24

約数和(自身を含む): 35307385568

約数和(自身を除く): 15331805764

約数列:

[1, 2, 4, 103, 206, 412, 4957, 9781, 9914, 19562, 19828, 39124, 510571, 1007443, 1021142, 2014886, 2042284, 4029772, 48484417, 96968834, 193937668, 4993894951, 9987789902, 19975579804]

約数ペア:

[(1, 19975579804), (2, 9987789902), (4, 4993894951), (103, 193937668), (206, 96968834), (412, 48484417), (4957, 4029772), (9781, 2042284), (9914, 2014886), (19562, 1021142), (19828, 1007443), (39124, 510571)]