20889150914

素因数分解:

$2^1\times {\mathrm{64951}}^1\times {\mathrm{160807}}^1$

素因数の和:225760

約数の個数: 8

約数和(自身を含む): 31334403648

約数和(自身を除く): 10445252734

約数列:

[1, 2, 64951, 129902, 160807, 321614, 10444575457, 20889150914]

約数ペア:

[(1, 20889150914), (2, 10444575457), (64951, 321614), (129902, 160807)]