31864916

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 56636160

約数和(自身を除く): 24771244

約数列:

[1, 2, 4, 139, 223, 257, 278, 446, 514, 556, 892, 1028, 30997, 35723, 57311, 61994, 71446, 114622, 123988, 142892, 229244, 7966229, 15932458, 31864916]

約数ペア:

[(1, 31864916), (2, 15932458), (4, 7966229), (139, 229244), (223, 142892), (257, 123988), (278, 114622), (446, 71446), (514, 61994), (556, 57311), (892, 35723), (1028, 30997)]