20835485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13063}}^1$

素因数の和:13108

約数の個数: 16

約数和(自身を含む): 28218240

約数和(自身を除く): 7382755

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 13063, 65315, 143693, 378827, 718465, 1894135, 4167097, 20835485]

約数ペア:

[(1, 20835485), (5, 4167097), (11, 1894135), (29, 718465), (55, 378827), (145, 143693), (319, 65315), (1595, 13063)]