20796567

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 11551593

約数列:

[1, 3, 11, 29, 31, 33, 87, 93, 319, 341, 701, 899, 957, 1023, 2103, 2697, 7711, 9889, 20329, 21731, 23133, 29667, 60987, 65193, 223619, 239041, 630199, 670857, 717123, 1890597, 6932189, 20796567]

約数ペア:

[(1, 20796567), (3, 6932189), (11, 1890597), (29, 717123), (31, 670857), (33, 630199), (87, 239041), (93, 223619), (319, 65193), (341, 60987), (701, 29667), (899, 23133), (957, 21731), (1023, 20329), (2103, 9889), (2697, 7711)]