20709288

素因数分解:

$2^3\times 3^2\times {\mathrm{287629}}^1$

素因数の和:287641

約数の個数: 24

約数和(自身を含む): 56087850

約数和(自身を除く): 35378562

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287629, 575258, 862887, 1150516, 1725774, 2301032, 2588661, 3451548, 5177322, 6903096, 10354644, 20709288]

約数ペア:

[(1, 20709288), (2, 10354644), (3, 6903096), (4, 5177322), (6, 3451548), (8, 2588661), (9, 2301032), (12, 1725774), (18, 1150516), (24, 862887), (36, 575258), (72, 287629)]