20902890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{696763}}^1$

素因数の和:696773

約数の個数: 16

約数和(自身を含む): 50167008

約数和(自身を除く): 29264118

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 696763, 1393526, 2090289, 3483815, 4180578, 6967630, 10451445, 20902890]

約数ペア:

[(1, 20902890), (2, 10451445), (3, 6967630), (5, 4180578), (6, 3483815), (10, 2090289), (15, 1393526), (30, 696763)]