20339576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133813}}^1$

素因数の和:133838

約数の個数: 16

約数和(自身を含む): 40144200

約数和(自身を除く): 19804624

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133813, 267626, 535252, 1070504, 2542447, 5084894, 10169788, 20339576]

約数ペア:

[(1, 20339576), (2, 10169788), (4, 5084894), (8, 2542447), (19, 1070504), (38, 535252), (76, 267626), (152, 133813)]