20165007770

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{54500021}}^1$

素因数の和:54500065

約数の個数: 16

約数和(自身を含む): 37278015048

約数和(自身を除く): 17113007278

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 54500021, 109000042, 272500105, 545000210, 2016500777, 4033001554, 10082503885, 20165007770]

約数ペア:

[(1, 20165007770), (2, 10082503885), (5, 4033001554), (10, 2016500777), (37, 545000210), (74, 272500105), (185, 109000042), (370, 54500021)]