20787688213

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^2\times {\mathrm{227}}^1\times {\mathrm{599}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 23224672800

約数和(自身を除く): 2436984587

約数列:

[1, 17, 23, 227, 289, 391, 529, 599, 3859, 5221, 6647, 8993, 10183, 13777, 65603, 88757, 120083, 135973, 152881, 173111, 234209, 316871, 1508869, 2041411, 2311541, 3127379, 3981553, 5386807, 34703987, 39296197, 53165443, 71929717, 91575719, 903812531, 1222805189, 20787688213]

約数ペア:

[(1, 20787688213), (17, 1222805189), (23, 903812531), (227, 91575719), (289, 71929717), (391, 53165443), (529, 39296197), (599, 34703987), (3859, 5386807), (5221, 3981553), (6647, 3127379), (8993, 2311541), (10183, 2041411), (13777, 1508869), (65603, 316871), (88757, 234209), (120083, 173111), (135973, 152881)]