28136644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7877}}^1$

素因数の和:7947

約数の個数: 24

約数和(自身を含む): 52940160

約数和(自身を除く): 24803516

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 7877, 15754, 31508, 149663, 299326, 370219, 598652, 740438, 1480876, 7034161, 14068322, 28136644]

約数ペア:

[(1, 28136644), (2, 14068322), (4, 7034161), (19, 1480876), (38, 740438), (47, 598652), (76, 370219), (94, 299326), (188, 149663), (893, 31508), (1786, 15754), (3572, 7877)]