28681222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 46521000

約数和(自身を除く): 17839778

約数列:

[1, 2, 19, 38, 41, 82, 449, 779, 898, 1558, 1681, 3362, 8531, 17062, 18409, 31939, 36818, 63878, 349771, 699542, 754769, 1509538, 14340611, 28681222]

約数ペア:

[(1, 28681222), (2, 14340611), (19, 1509538), (38, 754769), (41, 699542), (82, 349771), (449, 63878), (779, 36818), (898, 31939), (1558, 18409), (1681, 17062), (3362, 8531)]