20139804041

素因数分解:

$7^2\times {\mathrm{821}}^1\times {\mathrm{500629}}^1$

素因数の和:501464

約数の個数: 12

約数和(自身を含む): 23456518020

約数和(自身を除く): 3316713979

約数列:

[1, 7, 49, 821, 5747, 40229, 500629, 3504403, 24530821, 411016409, 2877114863, 20139804041]

約数ペア:

[(1, 20139804041), (7, 2877114863), (49, 411016409), (821, 24530821), (5747, 3504403), (40229, 500629)]