28239472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{92893}}^1$

素因数の和:92920

約数の個数: 20

約数和(自身を含む): 57594280

約数和(自身を除く): 29354808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 92893, 185786, 371572, 743144, 1486288, 1764967, 3529934, 7059868, 14119736, 28239472]

約数ペア:

[(1, 28239472), (2, 14119736), (4, 7059868), (8, 3529934), (16, 1764967), (19, 1486288), (38, 743144), (76, 371572), (152, 185786), (304, 92893)]