64912528

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{238649}}^1$

素因数の和:238674

約数の個数: 20

約数和(自身を含む): 133166700

約数和(自身を除く): 68254172

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 238649, 477298, 954596, 1909192, 3818384, 4057033, 8114066, 16228132, 32456264, 64912528]

約数ペア:

[(1, 64912528), (2, 32456264), (4, 16228132), (8, 8114066), (16, 4057033), (17, 3818384), (34, 1909192), (68, 954596), (136, 477298), (272, 238649)]