18919374

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{10139}}^1$

素因数の和:10455

約数の個数: 16

約数和(自身を含む): 37964160

約数和(自身を除く): 19044786

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 10139, 20278, 30417, 60834, 3153229, 6306458, 9459687, 18919374]

約数ペア:

[(1, 18919374), (2, 9459687), (3, 6306458), (6, 3153229), (311, 60834), (622, 30417), (933, 20278), (1866, 10139)]