219764528

素因数分解:

$2^4\times {\mathrm{2647}}^1\times {\mathrm{5189}}^1$

素因数の和:7844

約数の個数: 20

約数和(自身を含む): 426036720

約数和(自身を除く): 206272192

約数列:

[1, 2, 4, 8, 16, 2647, 5189, 5294, 10378, 10588, 20756, 21176, 41512, 42352, 83024, 13735283, 27470566, 54941132, 109882264, 219764528]

約数ペア:

[(1, 219764528), (2, 109882264), (4, 54941132), (8, 27470566), (16, 13735283), (2647, 83024), (5189, 42352), (5294, 41512), (10378, 21176), (10588, 20756)]