220360053788

素因数分解:

$2^2\times 7^1\times {\mathrm{7870001921}}^1$

素因数の和:7870001932

約数の個数: 12

約数和(自身を含む): 440720107632

約数和(自身を除く): 220360053844

約数列:

[1, 2, 4, 7, 14, 28, 7870001921, 15740003842, 31480007684, 55090013447, 110180026894, 220360053788]

約数ペア:

[(1, 220360053788), (2, 110180026894), (4, 55090013447), (7, 31480007684), (14, 15740003842), (28, 7870001921)]