20687756

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 36909600

約数和(自身を除く): 16221844

約数列:

[1, 2, 4, 103, 149, 206, 298, 337, 412, 596, 674, 1348, 15347, 30694, 34711, 50213, 61388, 69422, 100426, 138844, 200852, 5171939, 10343878, 20687756]

約数ペア:

[(1, 20687756), (2, 10343878), (4, 5171939), (103, 200852), (149, 138844), (206, 100426), (298, 69422), (337, 61388), (412, 50213), (596, 34711), (674, 30694), (1348, 15347)]