20174773479

素因数分解:

$3^1\times 7^2\times {\mathrm{2311}}^1\times {\mathrm{59387}}^1$

素因数の和:61715

約数の個数: 24

約数和(自身を含む): 31305552768

約数和(自身を除く): 11130779289

約数列:

[1, 3, 7, 21, 49, 147, 2311, 6933, 16177, 48531, 59387, 113239, 178161, 339717, 415709, 1247127, 2909963, 8729889, 137243357, 411730071, 960703499, 2882110497, 6724924493, 20174773479]

約数ペア:

[(1, 20174773479), (3, 6724924493), (7, 2882110497), (21, 960703499), (49, 411730071), (147, 137243357), (2311, 8729889), (6933, 2909963), (16177, 1247127), (48531, 415709), (59387, 339717), (113239, 178161)]