264556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:141

約数の個数: 18

約数和(自身を含む): 495740

約数和(自身を除く): 231184

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 3481, 4484, 6962, 13924, 66139, 132278, 264556]

約数ペア:

[(1, 264556), (2, 132278), (4, 66139), (19, 13924), (38, 6962), (59, 4484), (76, 3481), (118, 2242), (236, 1121)]