20402707

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 22790880

約数和(自身を除く): 2388173

約数列:

[1, 13, 41, 101, 379, 533, 1313, 4141, 4927, 15539, 38279, 53833, 202007, 497627, 1569439, 20402707]

約数ペア:

[(1, 20402707), (13, 1569439), (41, 497627), (101, 202007), (379, 53833), (533, 38279), (1313, 15539), (4141, 4927)]