20200101

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 27433920

約数和(自身を除く): 7233819

約数列:

[1, 3, 101, 163, 303, 409, 489, 1227, 16463, 41309, 49389, 66667, 123927, 200001, 6733367, 20200101]

約数ペア:

[(1, 20200101), (3, 6733367), (101, 200001), (163, 123927), (303, 66667), (409, 49389), (489, 41309), (1227, 16463)]