20257846

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1811}}^1$

素因数の和:1884

約数の個数: 32

約数和(自身を含む): 37573632

約数和(自身を除く): 17315786

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 1811, 3622, 5593, 11186, 12677, 25354, 30787, 61574, 85117, 170234, 215509, 431018, 595819, 1191638, 1446989, 2893978, 10128923, 20257846]

約数ペア:

[(1, 20257846), (2, 10128923), (7, 2893978), (14, 1446989), (17, 1191638), (34, 595819), (47, 431018), (94, 215509), (119, 170234), (238, 85117), (329, 61574), (658, 30787), (799, 25354), (1598, 12677), (1811, 11186), (3622, 5593)]