20013616

素因数分解:

$2^4\times 7^1\times {\mathrm{178693}}^1$

素因数の和:178708

約数の個数: 20

約数和(自身を含む): 44316112

約数和(自身を除く): 24302496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 178693, 357386, 714772, 1250851, 1429544, 2501702, 2859088, 5003404, 10006808, 20013616]

約数ペア:

[(1, 20013616), (2, 10006808), (4, 5003404), (7, 2859088), (8, 2501702), (14, 1429544), (16, 1250851), (28, 714772), (56, 357386), (112, 178693)]