159820004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1288871}}^1$

素因数の和:1288906

約数の個数: 12

約数和(自身を含む): 288707328

約数和(自身を除く): 128887324

約数列:

[1, 2, 4, 31, 62, 124, 1288871, 2577742, 5155484, 39955001, 79910002, 159820004]

約数ペア:

[(1, 159820004), (2, 79910002), (4, 39955001), (31, 5155484), (62, 2577742), (124, 1288871)]