20858815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5851}}^1$

素因数の和:5910

約数の個数: 16

約数和(自身を含む): 26966016

約数和(自身を除く): 6107201

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5851, 29255, 134573, 181381, 672865, 906905, 4171763, 20858815]

約数ペア:

[(1, 20858815), (5, 4171763), (23, 906905), (31, 672865), (115, 181381), (155, 134573), (713, 29255), (3565, 5851)]