20098819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 22788864

約数和(自身を除く): 2690045

約数列:

[1, 13, 31, 53, 403, 689, 941, 1643, 12233, 21359, 29171, 49873, 379223, 648349, 1546063, 20098819]

約数ペア:

[(1, 20098819), (13, 1546063), (31, 648349), (53, 379223), (403, 49873), (689, 29171), (941, 21359), (1643, 12233)]