2179888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3323}}^1$

素因数の和:3372

約数の個数: 20

約数和(自身を含む): 4327848

約数和(自身を除く): 2147960

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3323, 6646, 13292, 26584, 53168, 136243, 272486, 544972, 1089944, 2179888]

約数ペア:

[(1, 2179888), (2, 1089944), (4, 544972), (8, 272486), (16, 136243), (41, 53168), (82, 26584), (164, 13292), (328, 6646), (656, 3323)]