20012685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17327}}^1$

素因数の和:17353

約数の個数: 32

約数和(自身を含む): 39923712

約数和(自身を除く): 19911027

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 17327, 51981, 86635, 121289, 190597, 259905, 363867, 571791, 606445, 952985, 1334179, 1819335, 2858955, 4002537, 6670895, 20012685]

約数ペア:

[(1, 20012685), (3, 6670895), (5, 4002537), (7, 2858955), (11, 1819335), (15, 1334179), (21, 952985), (33, 606445), (35, 571791), (55, 363867), (77, 259905), (105, 190597), (165, 121289), (231, 86635), (385, 51981), (1155, 17327)]