20199078887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{66763}}^1$

素因数の和:66867

約数の個数: 24

約数和(自身を含む): 23672110896

約数和(自身を除く): 3473032009

約数列:

[1, 13, 17, 37, 221, 481, 629, 1369, 8177, 17797, 23273, 66763, 302549, 867919, 1134971, 2470231, 14754623, 32113003, 41993927, 91398547, 545921051, 1188181111, 1553775299, 20199078887]

約数ペア:

[(1, 20199078887), (13, 1553775299), (17, 1188181111), (37, 545921051), (221, 91398547), (481, 41993927), (629, 32113003), (1369, 14754623), (8177, 2470231), (17797, 1134971), (23273, 867919), (66763, 302549)]