20945856

素因数分解:

$2^6\times 3^1\times {\mathrm{127}}^1\times {\mathrm{859}}^1$

素因数の和:1001

約数の個数: 56

約数和(自身を含む): 55920640

約数和(自身を除く): 34974784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 192, 254, 381, 508, 762, 859, 1016, 1524, 1718, 2032, 2577, 3048, 3436, 4064, 5154, 6096, 6872, 8128, 10308, 12192, 13744, 20616, 24384, 27488, 41232, 54976, 82464, 109093, 164928, 218186, 327279, 436372, 654558, 872744, 1309116, 1745488, 2618232, 3490976, 5236464, 6981952, 10472928, 20945856]

約数ペア:

[(1, 20945856), (2, 10472928), (3, 6981952), (4, 5236464), (6, 3490976), (8, 2618232), (12, 1745488), (16, 1309116), (24, 872744), (32, 654558), (48, 436372), (64, 327279), (96, 218186), (127, 164928), (192, 109093), (254, 82464), (381, 54976), (508, 41232), (762, 27488), (859, 24384), (1016, 20616), (1524, 13744), (1718, 12192), (2032, 10308), (2577, 8128), (3048, 6872), (3436, 6096), (4064, 5154)]