17719998

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{21247}}^1$

素因数の和:21391

約数の個数: 16

約数和(自身を含む): 35696640

約数和(自身を除く): 17976642

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 21247, 42494, 63741, 127482, 2953333, 5906666, 8859999, 17719998]

約数ペア:

[(1, 17719998), (2, 8859999), (3, 5906666), (6, 2953333), (139, 127482), (278, 63741), (417, 42494), (834, 21247)]