20537055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5927}}^1$

素因数の和:5956

約数の個数: 48

約数和(自身を含む): 44388864

約数和(自身を除く): 23851809

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 5927, 17781, 29635, 41489, 53343, 65197, 88905, 124467, 195591, 207445, 266715, 325985, 373401, 456379, 586773, 622335, 977955, 1369137, 1867005, 2281895, 2933865, 4107411, 6845685, 20537055]

約数ペア:

[(1, 20537055), (3, 6845685), (5, 4107411), (7, 2933865), (9, 2281895), (11, 1867005), (15, 1369137), (21, 977955), (33, 622335), (35, 586773), (45, 456379), (55, 373401), (63, 325985), (77, 266715), (99, 207445), (105, 195591), (165, 124467), (231, 88905), (315, 65197), (385, 53343), (495, 41489), (693, 29635), (1155, 17781), (3465, 5927)]