2658518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1691

約数の個数: 16

約数和(自身を含む): 4297920

約数和(自身を除く): 1639402

約数列:

[1, 2, 19, 38, 43, 86, 817, 1627, 1634, 3254, 30913, 61826, 69961, 139922, 1329259, 2658518]

約数ペア:

[(1, 2658518), (2, 1329259), (19, 139922), (38, 69961), (43, 61826), (86, 30913), (817, 3254), (1627, 1634)]