28000912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40699}}^1$

素因数の和:40750

約数の個数: 20

約数和(自身を含む): 55514800

約数和(自身を除く): 27513888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40699, 81398, 162796, 325592, 651184, 1750057, 3500114, 7000228, 14000456, 28000912]

約数ペア:

[(1, 28000912), (2, 14000456), (4, 7000228), (8, 3500114), (16, 1750057), (43, 651184), (86, 325592), (172, 162796), (344, 81398), (688, 40699)]