2018358727

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1303}}^1\times {\mathrm{20117}}^1$

素因数の和:21438

約数の個数: 16

約数和(自身を含む): 2518451712

約数和(自身を除く): 500092985

約数列:

[1, 7, 11, 77, 1303, 9121, 14333, 20117, 100331, 140819, 221287, 1549009, 26212451, 183487157, 288336961, 2018358727]

約数ペア:

[(1, 2018358727), (7, 288336961), (11, 183487157), (77, 26212451), (1303, 1549009), (9121, 221287), (14333, 140819), (20117, 100331)]