20528712

素因数分解:

$2^3\times 3^2\times {\mathrm{285121}}^1$

素因数の和:285133

約数の個数: 24

約数和(自身を含む): 55598790

約数和(自身を除く): 35070078

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 285121, 570242, 855363, 1140484, 1710726, 2280968, 2566089, 3421452, 5132178, 6842904, 10264356, 20528712]

約数ペア:

[(1, 20528712), (2, 10264356), (3, 6842904), (4, 5132178), (6, 3421452), (8, 2566089), (9, 2280968), (12, 1710726), (18, 1140484), (24, 855363), (36, 570242), (72, 285121)]