20450197481

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{206303}}^1$

素因数の和:206358

約数の個数: 24

約数和(自身を含む): 25334131200

約数和(自身を除く): 4883933719

約数列:

[1, 7, 17, 49, 119, 289, 343, 833, 2023, 5831, 14161, 99127, 206303, 1444121, 3507151, 10108847, 24550057, 59621567, 70761929, 171850399, 417350969, 1202952793, 2921456783, 20450197481]

約数ペア:

[(1, 20450197481), (7, 2921456783), (17, 1202952793), (49, 417350969), (119, 171850399), (289, 70761929), (343, 59621567), (833, 24550057), (2023, 10108847), (5831, 3507151), (14161, 1444121), (99127, 206303)]