20098595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12601}}^1$

素因数の和:12646

約数の個数: 16

約数和(自身を含む): 27220320

約数和(自身を除く): 7121725

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 12601, 63005, 138611, 365429, 693055, 1827145, 4019719, 20098595]

約数ペア:

[(1, 20098595), (5, 4019719), (11, 1827145), (29, 693055), (55, 365429), (145, 138611), (319, 63005), (1595, 12601)]