18938168

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2423}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 35560080

約数和(自身を除く): 16621912

約数列:

[1, 2, 4, 8, 977, 1954, 2423, 3908, 4846, 7816, 9692, 19384, 2367271, 4734542, 9469084, 18938168]

約数ペア:

[(1, 18938168), (2, 9469084), (4, 4734542), (8, 2367271), (977, 19384), (1954, 9692), (2423, 7816), (3908, 4846)]