20859912

素因数分解:

$2^3\times 3^2\times {\mathrm{289721}}^1$

素因数の和:289733

約数の個数: 24

約数和(自身を含む): 56495790

約数和(自身を除く): 35635878

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 289721, 579442, 869163, 1158884, 1738326, 2317768, 2607489, 3476652, 5214978, 6953304, 10429956, 20859912]

約数ペア:

[(1, 20859912), (2, 10429956), (3, 6953304), (4, 5214978), (6, 3476652), (8, 2607489), (9, 2317768), (12, 1738326), (18, 1158884), (24, 869163), (36, 579442), (72, 289721)]