20441853

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 31306080

約数和(自身を除く): 10864227

約数列:

[1, 3, 9, 19, 57, 171, 173, 519, 691, 1557, 2073, 3287, 6219, 9861, 13129, 29583, 39387, 118161, 119543, 358629, 1075887, 2271317, 6813951, 20441853]

約数ペア:

[(1, 20441853), (3, 6813951), (9, 2271317), (19, 1075887), (57, 358629), (171, 119543), (173, 118161), (519, 39387), (691, 29583), (1557, 13129), (2073, 9861), (3287, 6219)]