18865914

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{22621}}^1$

素因数の和:22765

約数の個数: 16

約数和(自身を含む): 38004960

約数和(自身を除く): 19139046

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 22621, 45242, 67863, 135726, 3144319, 6288638, 9432957, 18865914]

約数ペア:

[(1, 18865914), (2, 9432957), (3, 6288638), (6, 3144319), (139, 135726), (278, 67863), (417, 45242), (834, 22621)]