20887314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13441}}^1$

素因数の和:13490

約数の個数: 32

約数和(自身を含む): 49036416

約数和(自身を除く): 28149102

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13441, 26882, 40323, 80646, 94087, 188174, 282261, 497317, 564522, 994634, 1491951, 2983902, 3481219, 6962438, 10443657, 20887314]

約数ペア:

[(1, 20887314), (2, 10443657), (3, 6962438), (6, 3481219), (7, 2983902), (14, 1491951), (21, 994634), (37, 564522), (42, 497317), (74, 282261), (111, 188174), (222, 94087), (259, 80646), (518, 40323), (777, 26882), (1554, 13441)]