20457288

素因数分解:

$2^3\times 3^2\times {\mathrm{284129}}^1$

素因数の和:284141

約数の個数: 24

約数和(自身を含む): 55405350

約数和(自身を除く): 34948062

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284129, 568258, 852387, 1136516, 1704774, 2273032, 2557161, 3409548, 5114322, 6819096, 10228644, 20457288]

約数ペア:

[(1, 20457288), (2, 10228644), (3, 6819096), (4, 5114322), (6, 3409548), (8, 2557161), (9, 2273032), (12, 1704774), (18, 1136516), (24, 852387), (36, 568258), (72, 284129)]