2019978985

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1\times {\mathrm{5431}}^1$

素因数の和:6528

約数の個数: 16

約数和(自身を含む): 2460044160

約数和(自身を除く): 440065175

約数列:

[1, 5, 73, 365, 1019, 5095, 5431, 27155, 74387, 371935, 396463, 1982315, 5534189, 27670945, 403995797, 2019978985]

約数ペア:

[(1, 2019978985), (5, 403995797), (73, 27670945), (365, 5534189), (1019, 1982315), (5095, 396463), (5431, 371935), (27155, 74387)]