20671036685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10258579}}^1$

素因数の和:10258628

約数の個数: 16

約数和(自身を含む): 27575063040

約数和(自身を除く): 6904026355

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 10258579, 51292895, 133361527, 318015949, 666807635, 1590079745, 4134207337, 20671036685]

約数ペア:

[(1, 20671036685), (5, 4134207337), (13, 1590079745), (31, 666807635), (65, 318015949), (155, 133361527), (403, 51292895), (2015, 10258579)]