19769210

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15091}}^1$

素因数の和:15229

約数の個数: 16

約数和(自身を含む): 35858592

約数和(自身を除く): 16089382

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15091, 30182, 75455, 150910, 1976921, 3953842, 9884605, 19769210]

約数ペア:

[(1, 19769210), (2, 9884605), (5, 3953842), (10, 1976921), (131, 150910), (262, 75455), (655, 30182), (1310, 15091)]