20955956

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{5023}}^1$

素因数の和:5183

約数の個数: 24

約数和(自身を含む): 42201600

約数和(自身を除く): 21245644

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 5023, 10046, 20092, 35161, 70322, 140644, 748427, 1496854, 2993708, 5238989, 10477978, 20955956]

約数ペア:

[(1, 20955956), (2, 10477978), (4, 5238989), (7, 2993708), (14, 1496854), (28, 748427), (149, 140644), (298, 70322), (596, 35161), (1043, 20092), (2086, 10046), (4172, 5023)]