19803848

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15187}}^1$

素因数の和:15356

約数の個数: 16

約数和(自身を含む): 37362480

約数和(自身を除く): 17558632

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15187, 30374, 60748, 121496, 2475481, 4950962, 9901924, 19803848]

約数ペア:

[(1, 19803848), (2, 9901924), (4, 4950962), (8, 2475481), (163, 121496), (326, 60748), (652, 30374), (1304, 15187)]