20010609

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1861

約数の個数: 24

約数和(自身を含む): 30613440

約数和(自身を除く): 10602831

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 1783, 3741, 5349, 11223, 16047, 51707, 76669, 155121, 230007, 465363, 690021, 2223401, 6670203, 20010609]

約数ペア:

[(1, 20010609), (3, 6670203), (9, 2223401), (29, 690021), (43, 465363), (87, 230007), (129, 155121), (261, 76669), (387, 51707), (1247, 16047), (1783, 11223), (3741, 5349)]