18085809

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1049}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 27619200

約数和(自身を除く): 9533391

約数列:

[1, 3, 7, 21, 821, 1049, 2463, 3147, 5747, 7343, 17241, 22029, 861229, 2583687, 6028603, 18085809]

約数ペア:

[(1, 18085809), (3, 6028603), (7, 2583687), (21, 861229), (821, 22029), (1049, 17241), (2463, 7343), (3147, 5747)]