20415648

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19333}}^1$

素因数の和:19357

約数の個数: 48

約数和(自身を含む): 58466016

約数和(自身を除く): 38050368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19333, 38666, 57999, 77332, 115998, 154664, 212663, 231996, 309328, 425326, 463992, 618656, 637989, 850652, 927984, 1275978, 1701304, 1855968, 2551956, 3402608, 5103912, 6805216, 10207824, 20415648]

約数ペア:

[(1, 20415648), (2, 10207824), (3, 6805216), (4, 5103912), (6, 3402608), (8, 2551956), (11, 1855968), (12, 1701304), (16, 1275978), (22, 927984), (24, 850652), (32, 637989), (33, 618656), (44, 463992), (48, 425326), (66, 309328), (88, 231996), (96, 212663), (132, 154664), (176, 115998), (264, 77332), (352, 57999), (528, 38666), (1056, 19333)]