20746223

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 1925137

約数列:

[1, 29, 31, 47, 491, 899, 1363, 1457, 14239, 15221, 23077, 42253, 441409, 669233, 715387, 20746223]

約数ペア:

[(1, 20746223), (29, 715387), (31, 669233), (47, 441409), (491, 42253), (899, 23077), (1363, 15221), (1457, 14239)]