539888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 20

約数和(自身を含む): 1072848

約数和(自身を除く): 532960

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 823, 1646, 3292, 6584, 13168, 33743, 67486, 134972, 269944, 539888]

約数ペア:

[(1, 539888), (2, 269944), (4, 134972), (8, 67486), (16, 33743), (41, 13168), (82, 6584), (164, 3292), (328, 1646), (656, 823)]