18634983

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{887}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 25574400

約数和(自身を除く): 6939417

約数列:

[1, 3, 47, 141, 149, 447, 887, 2661, 7003, 21009, 41689, 125067, 132163, 396489, 6211661, 18634983]

約数ペア:

[(1, 18634983), (3, 6211661), (47, 396489), (141, 132163), (149, 125067), (447, 41689), (887, 21009), (2661, 7003)]