189990000002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{25625843}}^1$

素因数の和:25626193

約数の個数: 16

約数和(自身を含む): 311815269792

約数和(自身を除く): 121825269790

約数列:

[1, 2, 11, 22, 337, 674, 3707, 7414, 25625843, 51251686, 281884273, 563768546, 8635909091, 17271818182, 94995000001, 189990000002]

約数ペア:

[(1, 189990000002), (2, 94995000001), (11, 17271818182), (22, 8635909091), (337, 563768546), (674, 281884273), (3707, 51251686), (7414, 25625843)]