19286288

素因数分解:

$2^4\times 7^1\times {\mathrm{172199}}^1$

素因数の和:172214

約数の個数: 20

約数和(自身を含む): 42705600

約数和(自身を除く): 23419312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172199, 344398, 688796, 1205393, 1377592, 2410786, 2755184, 4821572, 9643144, 19286288]

約数ペア:

[(1, 19286288), (2, 9643144), (4, 4821572), (7, 2755184), (8, 2410786), (14, 1377592), (16, 1205393), (28, 688796), (56, 344398), (112, 172199)]