20168386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75821}}^1$

素因数の和:75849

約数の個数: 16

約数和(自身を含む): 36394560

約数和(自身を除く): 16226174

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75821, 151642, 530747, 1061494, 1440599, 2881198, 10084193, 20168386]

約数ペア:

[(1, 20168386), (2, 10084193), (7, 2881198), (14, 1440599), (19, 1061494), (38, 530747), (133, 151642), (266, 75821)]