28687454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{18413}}^1$

素因数の和:18475

約数の個数: 16

約数和(自身を含む): 46403280

約数和(自身を除く): 17715826

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 18413, 36826, 349847, 699694, 754933, 1509866, 14343727, 28687454]

約数ペア:

[(1, 28687454), (2, 14343727), (19, 1509866), (38, 754933), (41, 699694), (82, 349847), (779, 36826), (1558, 18413)]