20408218

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1783}}^1$

素因数の和:1941

約数の個数: 16

約数和(自身を含む): 31469760

約数和(自身を除く): 11061542

約数列:

[1, 2, 59, 97, 118, 194, 1783, 3566, 5723, 11446, 105197, 172951, 210394, 345902, 10204109, 20408218]

約数ペア:

[(1, 20408218), (2, 10204109), (59, 345902), (97, 210394), (118, 172951), (194, 105197), (1783, 11446), (3566, 5723)]