20131025528

素因数分解:

$2^3\times {\mathrm{4091}}^1\times {\mathrm{615101}}^1$

素因数の和:619198

約数の個数: 16

約数和(自身を含む): 37754960760

約数和(自身を除く): 17623935232

約数列:

[1, 2, 4, 8, 4091, 8182, 16364, 32728, 615101, 1230202, 2460404, 4920808, 2516378191, 5032756382, 10065512764, 20131025528]

約数ペア:

[(1, 20131025528), (2, 10065512764), (4, 5032756382), (8, 2516378191), (4091, 4920808), (8182, 2460404), (16364, 1230202), (32728, 615101)]