20806029

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 30750720

約数和(自身を除く): 9944691

約数列:

[1, 3, 9, 109, 127, 167, 327, 381, 501, 981, 1143, 1503, 13843, 18203, 21209, 41529, 54609, 63627, 124587, 163827, 190881, 2311781, 6935343, 20806029]

約数ペア:

[(1, 20806029), (3, 6935343), (9, 2311781), (109, 190881), (127, 163827), (167, 124587), (327, 63627), (381, 54609), (501, 41529), (981, 21209), (1143, 18203), (1503, 13843)]