20722896

素因数分解:

$2^4\times 3^2\times {\mathrm{143909}}^1$

素因数の和:143923

約数の個数: 30

約数和(自身を含む): 57995730

約数和(自身を除く): 37272834

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143909, 287818, 431727, 575636, 863454, 1151272, 1295181, 1726908, 2302544, 2590362, 3453816, 5180724, 6907632, 10361448, 20722896]

約数ペア:

[(1, 20722896), (2, 10361448), (3, 6907632), (4, 5180724), (6, 3453816), (8, 2590362), (9, 2302544), (12, 1726908), (16, 1295181), (18, 1151272), (24, 863454), (36, 575636), (48, 431727), (72, 287818), (144, 143909)]