20794336

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{4139}}^1$

素因数の和:4306

約数の個数: 24

約数和(自身を含む): 41209560

約数和(自身を除く): 20415224

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 4139, 5024, 8278, 16556, 33112, 66224, 132448, 649823, 1299646, 2599292, 5198584, 10397168, 20794336]

約数ペア:

[(1, 20794336), (2, 10397168), (4, 5198584), (8, 2599292), (16, 1299646), (32, 649823), (157, 132448), (314, 66224), (628, 33112), (1256, 16556), (2512, 8278), (4139, 5024)]