20176299

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 34935264

約数和(自身を除く): 14758965

約数列:

[1, 3, 9, 11, 13, 33, 39, 61, 99, 117, 143, 183, 257, 429, 549, 671, 771, 793, 1287, 2013, 2313, 2379, 2827, 3341, 6039, 7137, 8481, 8723, 10023, 15677, 25443, 26169, 30069, 36751, 47031, 78507, 110253, 141093, 172447, 203801, 330759, 517341, 611403, 1552023, 1834209, 2241811, 6725433, 20176299]

約数ペア:

[(1, 20176299), (3, 6725433), (9, 2241811), (11, 1834209), (13, 1552023), (33, 611403), (39, 517341), (61, 330759), (99, 203801), (117, 172447), (143, 141093), (183, 110253), (257, 78507), (429, 47031), (549, 36751), (671, 30069), (771, 26169), (793, 25443), (1287, 15677), (2013, 10023), (2313, 8723), (2379, 8481), (2827, 7137), (3341, 6039)]