18839090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{45949}}^1$

素因数の和:45997

約数の個数: 16

約数和(自身を含む): 34738200

約数和(自身を除く): 15899110

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 45949, 91898, 229745, 459490, 1883909, 3767818, 9419545, 18839090]

約数ペア:

[(1, 18839090), (2, 9419545), (5, 3767818), (10, 1883909), (41, 459490), (82, 229745), (205, 91898), (410, 45949)]