20367279

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 31204992

約数和(自身を除く): 10837713

約数列:

[1, 3, 9, 31, 37, 93, 111, 279, 333, 1147, 1973, 3441, 5919, 10323, 17757, 61163, 73001, 183489, 219003, 550467, 657009, 2263031, 6789093, 20367279]

約数ペア:

[(1, 20367279), (3, 6789093), (9, 2263031), (31, 657009), (37, 550467), (93, 219003), (111, 183489), (279, 73001), (333, 61163), (1147, 17757), (1973, 10323), (3441, 5919)]