20875118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12011}}^1$

素因数の和:12103

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 13719442

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12011, 24022, 132121, 264242, 948869, 1897738, 10437559, 20875118]

約数ペア:

[(1, 20875118), (2, 10437559), (11, 1897738), (22, 948869), (79, 264242), (158, 132121), (869, 24022), (1738, 12011)]