28008926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1811}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 49576320

約数和(自身を除く): 21567394

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1406, 1811, 3622, 7733, 15466, 19921, 34409, 39842, 67007, 68818, 134014, 378499, 737077, 756998, 1273133, 1474154, 2546266, 14004463, 28008926]

約数ペア:

[(1, 28008926), (2, 14004463), (11, 2546266), (19, 1474154), (22, 1273133), (37, 756998), (38, 737077), (74, 378499), (209, 134014), (407, 68818), (418, 67007), (703, 39842), (814, 34409), (1406, 19921), (1811, 15466), (3622, 7733)]