28366928

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41231}}^1$

素因数の和:41282

約数の個数: 20

約数和(自身を含む): 56240448

約数和(自身を除く): 27873520

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41231, 82462, 164924, 329848, 659696, 1772933, 3545866, 7091732, 14183464, 28366928]

約数ペア:

[(1, 28366928), (2, 14183464), (4, 7091732), (8, 3545866), (16, 1772933), (43, 659696), (86, 329848), (172, 164924), (344, 82462), (688, 41231)]