19057940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86627}}^1$

素因数の和:86647

約数の個数: 24

約数和(自身を含む): 43660512

約数和(自身を除く): 24602572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 86627, 173254, 346508, 433135, 866270, 952897, 1732540, 1905794, 3811588, 4764485, 9528970, 19057940]

約数ペア:

[(1, 19057940), (2, 9528970), (4, 4764485), (5, 3811588), (10, 1905794), (11, 1732540), (20, 952897), (22, 866270), (44, 433135), (55, 346508), (110, 173254), (220, 86627)]