20798940804

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{4237763}}^1$

素因数の和:4238179

約数の個数: 24

約数和(自身を含む): 48649530720

約数和(自身を除く): 27850589916

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 4237763, 8475526, 12713289, 16951052, 25426578, 50853156, 1733245067, 3466490134, 5199735201, 6932980268, 10399470402, 20798940804]

約数ペア:

[(1, 20798940804), (2, 10399470402), (3, 6932980268), (4, 5199735201), (6, 3466490134), (12, 1733245067), (409, 50853156), (818, 25426578), (1227, 16951052), (1636, 12713289), (2454, 8475526), (4908, 4237763)]