20438011

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 2947589

約数列:

[1, 11, 29, 79, 319, 811, 869, 2291, 8921, 23519, 25201, 64069, 258709, 704759, 1858001, 20438011]

約数ペア:

[(1, 20438011), (11, 1858001), (29, 704759), (79, 258709), (319, 64069), (811, 25201), (869, 23519), (2291, 8921)]