20209436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8269}}^1$

素因数の和:8333

約数の個数: 24

約数和(自身を含む): 38902080

約数和(自身を除く): 18692644

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8269, 16538, 33076, 107497, 214994, 388643, 429988, 777286, 1554572, 5052359, 10104718, 20209436]

約数ペア:

[(1, 20209436), (2, 10104718), (4, 5052359), (13, 1554572), (26, 777286), (47, 429988), (52, 388643), (94, 214994), (188, 107497), (611, 33076), (1222, 16538), (2444, 8269)]