20098897

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5387}}^1$

素因数の和:5448

約数の個数: 16

約数和(自身を含む): 25345152

約数和(自身を除く): 5246255

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5387, 37709, 70031, 220867, 490217, 1546069, 2871271, 20098897]

約数ペア:

[(1, 20098897), (7, 2871271), (13, 1546069), (41, 490217), (91, 220867), (287, 70031), (533, 37709), (3731, 5387)]