20168086253

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{11779}}^1$

素因数の和:12297

約数の個数: 24

約数和(自身を含む): 23801914080

約数和(自身を除く): 3633827827

約数列:

[1, 7, 49, 83, 421, 581, 2947, 4067, 11779, 20629, 34943, 82453, 244601, 577171, 977657, 1712207, 4958959, 6843599, 34712713, 47905193, 242988991, 411593597, 2881155179, 20168086253]

約数ペア:

[(1, 20168086253), (7, 2881155179), (49, 411593597), (83, 242988991), (421, 47905193), (581, 34712713), (2947, 6843599), (4067, 4958959), (11779, 1712207), (20629, 977657), (34943, 577171), (82453, 244601)]