28212872

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{9769}}^1$

素因数の和:9813

約数の個数: 24

約数和(自身を含む): 55835550

約数和(自身を除く): 27622678

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 9769, 19538, 39076, 78152, 185611, 371222, 742444, 1484888, 3526609, 7053218, 14106436, 28212872]

約数ペア:

[(1, 28212872), (2, 14106436), (4, 7053218), (8, 3526609), (19, 1484888), (38, 742444), (76, 371222), (152, 185611), (361, 78152), (722, 39076), (1444, 19538), (2888, 9769)]