13811908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{28537}}^1$

素因数の和:28563

約数の個数: 18

約数和(自身を含む): 26568878

約数和(自身を除く): 12756970

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 28537, 57074, 114148, 313907, 627814, 1255628, 3452977, 6905954, 13811908]

約数ペア:

[(1, 13811908), (2, 6905954), (4, 3452977), (11, 1255628), (22, 627814), (44, 313907), (121, 114148), (242, 57074), (484, 28537)]