20946156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22669}}^1$

素因数の和:22694

約数の個数: 48

約数和(自身を含む): 60936960

約数和(自身を除く): 39990804

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22669, 45338, 68007, 90676, 136014, 158683, 249359, 272028, 317366, 476049, 498718, 634732, 748077, 952098, 997436, 1496154, 1745513, 1904196, 2992308, 3491026, 5236539, 6982052, 10473078, 20946156]

約数ペア:

[(1, 20946156), (2, 10473078), (3, 6982052), (4, 5236539), (6, 3491026), (7, 2992308), (11, 1904196), (12, 1745513), (14, 1496154), (21, 997436), (22, 952098), (28, 748077), (33, 634732), (42, 498718), (44, 476049), (66, 317366), (77, 272028), (84, 249359), (132, 158683), (154, 136014), (231, 90676), (308, 68007), (462, 45338), (924, 22669)]