20117564854

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{2131}}^1\times {\mathrm{70451}}^1$

素因数の和:72651

約数の個数: 16

約数和(自身を含む): 30641547456

約数和(自身を除く): 10523982602

約数列:

[1, 2, 67, 134, 2131, 4262, 70451, 140902, 142777, 285554, 4720217, 9440434, 150131081, 300262162, 10058782427, 20117564854]

約数ペア:

[(1, 20117564854), (2, 10058782427), (67, 300262162), (134, 150131081), (2131, 9440434), (4262, 4720217), (70451, 285554), (140902, 142777)]