212345710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1117609}}^1$

素因数の和:1117635

約数の個数: 16

約数和(自身を含む): 402339600

約数和(自身を除く): 189993890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1117609, 2235218, 5588045, 11176090, 21234571, 42469142, 106172855, 212345710]

約数ペア:

[(1, 212345710), (2, 106172855), (5, 42469142), (10, 21234571), (19, 11176090), (38, 5588045), (95, 2235218), (190, 1117609)]