219323522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{22709}}^1$

素因数の和:23161

約数の個数: 16

約数和(自身を含む): 359726400

約数和(自身を除く): 140402878

約数列:

[1, 2, 11, 22, 439, 878, 4829, 9658, 22709, 45418, 249799, 499598, 9969251, 19938502, 109661761, 219323522]

約数ペア:

[(1, 219323522), (2, 109661761), (11, 19938502), (22, 9969251), (439, 499598), (878, 249799), (4829, 45418), (9658, 22709)]