20772994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6793}}^1$

素因数の和:6945

約数の個数: 16

約数和(自身を含む): 34241760

約数和(自身を除く): 13468766

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6793, 13586, 74723, 149446, 944227, 1888454, 10386497, 20772994]

約数ペア:

[(1, 20772994), (2, 10386497), (11, 1888454), (22, 944227), (139, 149446), (278, 74723), (1529, 13586), (3058, 6793)]