18188968

素因数分解:

$2^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{857}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 39124800

約数和(自身を除く): 20935832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379, 758, 857, 1516, 1714, 2653, 3032, 3428, 5306, 5999, 6856, 10612, 11998, 21224, 23996, 47992, 324803, 649606, 1299212, 2273621, 2598424, 4547242, 9094484, 18188968]

約数ペア:

[(1, 18188968), (2, 9094484), (4, 4547242), (7, 2598424), (8, 2273621), (14, 1299212), (28, 649606), (56, 324803), (379, 47992), (758, 23996), (857, 21224), (1516, 11998), (1714, 10612), (2653, 6856), (3032, 5999), (3428, 5306)]