19543964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{444181}}^1$

素因数の和:444196

約数の個数: 12

約数和(自身を含む): 37311288

約数和(自身を除く): 17767324

約数列:

[1, 2, 4, 11, 22, 44, 444181, 888362, 1776724, 4885991, 9771982, 19543964]

約数ペア:

[(1, 19543964), (2, 9771982), (4, 4885991), (11, 1776724), (22, 888362), (44, 444181)]