20269816

素因数分解:

$2^3\times 7^1\times {\mathrm{361961}}^1$

素因数の和:361974

約数の個数: 16

約数和(自身を含む): 43435440

約数和(自身を除く): 23165624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 361961, 723922, 1447844, 2533727, 2895688, 5067454, 10134908, 20269816]

約数ペア:

[(1, 20269816), (2, 10134908), (4, 5067454), (7, 2895688), (8, 2533727), (14, 1447844), (28, 723922), (56, 361961)]