20201265231

素因数分解:

$3^1\times 7^3\times {\mathrm{733}}^1\times {\mathrm{26783}}^1$

素因数の和:27540

約数の個数: 32

約数和(自身を含む): 31455129600

約数和(自身を除く): 11253864369

約数列:

[1, 3, 7, 21, 49, 147, 343, 733, 1029, 2199, 5131, 15393, 26783, 35917, 80349, 107751, 187481, 251419, 562443, 754257, 1312367, 3937101, 9186569, 19631939, 27559707, 58895817, 137423573, 412270719, 961965011, 2885895033, 6733755077, 20201265231]

約数ペア:

[(1, 20201265231), (3, 6733755077), (7, 2885895033), (21, 961965011), (49, 412270719), (147, 137423573), (343, 58895817), (733, 27559707), (1029, 19631939), (2199, 9186569), (5131, 3937101), (15393, 1312367), (26783, 754257), (35917, 562443), (80349, 251419), (107751, 187481)]