64691216

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{6553}}^1$

素因数の和:7178

約数の個数: 20

約数和(自身を含む): 125561532

約数和(自身を除く): 60870316

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 6553, 9872, 13106, 26212, 52424, 104848, 4043201, 8086402, 16172804, 32345608, 64691216]

約数ペア:

[(1, 64691216), (2, 32345608), (4, 16172804), (8, 8086402), (16, 4043201), (617, 104848), (1234, 52424), (2468, 26212), (4936, 13106), (6553, 9872)]