19854916

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{84131}}^1$

素因数の和:84194

約数の個数: 12

約数和(自身を含む): 35335440

約数和(自身を除く): 15480524

約数列:

[1, 2, 4, 59, 118, 236, 84131, 168262, 336524, 4963729, 9927458, 19854916]

約数ペア:

[(1, 19854916), (2, 9927458), (4, 4963729), (59, 336524), (118, 168262), (236, 84131)]