20275044

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 48988800

約数和(自身を除く): 28713756

約数列:

[1, 2, 3, 4, 6, 12, 53, 71, 106, 142, 159, 212, 213, 284, 318, 426, 449, 636, 852, 898, 1347, 1796, 2694, 3763, 5388, 7526, 11289, 15052, 22578, 23797, 31879, 45156, 47594, 63758, 71391, 95188, 95637, 127516, 142782, 191274, 285564, 382548, 1689587, 3379174, 5068761, 6758348, 10137522, 20275044]

約数ペア:

[(1, 20275044), (2, 10137522), (3, 6758348), (4, 5068761), (6, 3379174), (12, 1689587), (53, 382548), (71, 285564), (106, 191274), (142, 142782), (159, 127516), (212, 95637), (213, 95188), (284, 71391), (318, 63758), (426, 47594), (449, 45156), (636, 31879), (852, 23797), (898, 22578), (1347, 15052), (1796, 11289), (2694, 7526), (3763, 5388)]