220180856

素因数分解:

$2^3\times 7^1\times {\mathrm{3931801}}^1$

素因数の和:3931814

約数の個数: 16

約数和(自身を含む): 471816240

約数和(自身を除く): 251635384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3931801, 7863602, 15727204, 27522607, 31454408, 55045214, 110090428, 220180856]

約数ペア:

[(1, 220180856), (2, 110090428), (4, 55045214), (7, 31454408), (8, 27522607), (14, 15727204), (28, 7863602), (56, 3931801)]