20206767

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1361}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 31674672

約数和(自身を除く): 11467905

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 1361, 2121, 4083, 4949, 9527, 14847, 28581, 66689, 137461, 200067, 412383, 962227, 2886681, 6735589, 20206767]

約数ペア:

[(1, 20206767), (3, 6735589), (7, 2886681), (21, 962227), (49, 412383), (101, 200067), (147, 137461), (303, 66689), (707, 28581), (1361, 14847), (2121, 9527), (4083, 4949)]