20802124838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8674781}}^1$

素因数の和:8674903

約数の個数: 16

約数和(自身を含む): 34352136720

約数和(自身を除く): 13550011882

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8674781, 17349562, 95422591, 190845182, 945551129, 1891102258, 10401062419, 20802124838]

約数ペア:

[(1, 20802124838), (2, 10401062419), (11, 1891102258), (22, 945551129), (109, 190845182), (218, 95422591), (1199, 17349562), (2398, 8674781)]