20815696436

素因数分解:

$2^2\times {\mathrm{5701}}^1\times {\mathrm{912809}}^1$

素因数の和:918514

約数の個数: 12

約数和(自身を含む): 36433898340

約数和(自身を除く): 15618201904

約数列:

[1, 2, 4, 5701, 11402, 22804, 912809, 1825618, 3651236, 5203924109, 10407848218, 20815696436]

約数ペア:

[(1, 20815696436), (2, 10407848218), (4, 5203924109), (5701, 3651236), (11402, 1825618), (22804, 912809)]