28118594

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2857}}^1$

素因数の和:2922

約数の個数: 32

約数和(自身を含む): 52129920

約数和(自身を除く): 24011326

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 2857, 4921, 5714, 9842, 19999, 39998, 54283, 105709, 108566, 211418, 379981, 739963, 759962, 1479926, 2008471, 4016942, 14059297, 28118594]

約数ペア:

[(1, 28118594), (2, 14059297), (7, 4016942), (14, 2008471), (19, 1479926), (37, 759962), (38, 739963), (74, 379981), (133, 211418), (259, 108566), (266, 105709), (518, 54283), (703, 39998), (1406, 19999), (2857, 9842), (4921, 5714)]