220180828

素因数分解:

$2^2\times 7^1\times {\mathrm{7863601}}^1$

素因数の和:7863612

約数の個数: 12

約数和(自身を含む): 440361712

約数和(自身を除く): 220180884

約数列:

[1, 2, 4, 7, 14, 28, 7863601, 15727202, 31454404, 55045207, 110090414, 220180828]

約数ペア:

[(1, 220180828), (2, 110090414), (4, 55045207), (7, 31454404), (14, 15727202), (28, 7863601)]