19400968

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{45757}}^1$

素因数の和:45816

約数の個数: 16

約数和(自身を含む): 37063980

約数和(自身を除く): 17663012

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 45757, 91514, 183028, 366056, 2425121, 4850242, 9700484, 19400968]

約数ペア:

[(1, 19400968), (2, 9700484), (4, 4850242), (8, 2425121), (53, 366056), (106, 183028), (212, 91514), (424, 45757)]