20158264

素因数分解:

$2^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 43459200

約数和(自身を除く): 23300936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 179, 358, 716, 1253, 1432, 2011, 2506, 4022, 5012, 8044, 10024, 14077, 16088, 28154, 56308, 112616, 359969, 719938, 1439876, 2519783, 2879752, 5039566, 10079132, 20158264]

約数ペア:

[(1, 20158264), (2, 10079132), (4, 5039566), (7, 2879752), (8, 2519783), (14, 1439876), (28, 719938), (56, 359969), (179, 112616), (358, 56308), (716, 28154), (1253, 16088), (1432, 14077), (2011, 10024), (2506, 8044), (4022, 5012)]