18870968

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{44507}}^1$

素因数の和:44566

約数の個数: 16

約数和(自身を含む): 36051480

約数和(自身を除く): 17180512

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 44507, 89014, 178028, 356056, 2358871, 4717742, 9435484, 18870968]

約数ペア:

[(1, 18870968), (2, 9435484), (4, 4717742), (8, 2358871), (53, 356056), (106, 178028), (212, 89014), (424, 44507)]