20129522

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8821}}^1$

素因数の和:8993

約数の個数: 16

約数和(自身を含む): 34723392

約数和(自身を除く): 14593870

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 8821, 17642, 61747, 123494, 1437823, 2875646, 10064761, 20129522]

約数ペア:

[(1, 20129522), (2, 10064761), (7, 2875646), (14, 1437823), (163, 123494), (326, 61747), (1141, 17642), (2282, 8821)]