2018902561

素因数分解:

${\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 2216203200

約数和(自身を除く): 197300639

約数列:

[1, 13, 169, 173, 199, 347, 2249, 2587, 4511, 29237, 33631, 34427, 58643, 60031, 69053, 447551, 780403, 897689, 5818163, 10145239, 11669957, 11946169, 155300197, 2018902561]

約数ペア:

[(1, 2018902561), (13, 155300197), (169, 11946169), (173, 11669957), (199, 10145239), (347, 5818163), (2249, 897689), (2587, 780403), (4511, 447551), (29237, 69053), (33631, 60031), (34427, 58643)]