654329296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2152399}}^1$

素因数の和:2152426

約数の個数: 20

約数和(自身を含む): 1334488000

約数和(自身を除く): 680158704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2152399, 4304798, 8609596, 17219192, 34438384, 40895581, 81791162, 163582324, 327164648, 654329296]

約数ペア:

[(1, 654329296), (2, 327164648), (4, 163582324), (8, 81791162), (16, 40895581), (19, 34438384), (38, 17219192), (76, 8609596), (152, 4304798), (304, 2152399)]