19493078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4639}}^1$

素因数の和:4843

約数の個数: 16

約数和(自身を含む): 32071680

約数和(自身を除く): 12578602

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 4639, 9278, 51029, 102058, 886049, 1772098, 9746539, 19493078]

約数ペア:

[(1, 19493078), (2, 9746539), (11, 1772098), (22, 886049), (191, 102058), (382, 51029), (2101, 9278), (4202, 4639)]