1981772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 3899616

約数和(自身を除く): 1917844

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 1657, 3314, 6628, 21541, 38111, 43082, 76222, 86164, 152444, 495443, 990886, 1981772]

約数ペア:

[(1, 1981772), (2, 990886), (4, 495443), (13, 152444), (23, 86164), (26, 76222), (46, 43082), (52, 38111), (92, 21541), (299, 6628), (598, 3314), (1196, 1657)]