31689488

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{8287}}^1$

素因数の和:8534

約数の個数: 20

約数和(自身を含む): 61662720

約数和(自身を除く): 29973232

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 8287, 16574, 33148, 66296, 132592, 1980593, 3961186, 7922372, 15844744, 31689488]

約数ペア:

[(1, 31689488), (2, 15844744), (4, 7922372), (8, 3961186), (16, 1980593), (239, 132592), (478, 66296), (956, 33148), (1912, 16574), (3824, 8287)]