2018558829

素因数分解:

$3^1\times 7^1\times {\mathrm{7127}}^1\times {\mathrm{13487}}^1$

素因数の和:20624

約数の個数: 16

約数和(自身を含む): 3076558848

約数和(自身を除く): 1058000019

約数列:

[1, 3, 7, 21, 7127, 13487, 21381, 40461, 49889, 94409, 149667, 283227, 96121849, 288365547, 672852943, 2018558829]

約数ペア:

[(1, 2018558829), (3, 672852943), (7, 288365547), (21, 96121849), (7127, 283227), (13487, 149667), (21381, 94409), (40461, 49889)]