208021436

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{158071}}^1$

素因数の和:158129

約数の個数: 24

約数和(自身を含む): 424897536

約数和(自身を除く): 216876100

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 158071, 316142, 632284, 1106497, 2212994, 4425988, 7429337, 14858674, 29717348, 52005359, 104010718, 208021436]

約数ペア:

[(1, 208021436), (2, 104010718), (4, 52005359), (7, 29717348), (14, 14858674), (28, 7429337), (47, 4425988), (94, 2212994), (188, 1106497), (329, 632284), (658, 316142), (1316, 158071)]