18982818

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3391}}^1$

素因数の和:3710

約数の個数: 24

約数和(自身を含む): 41273856

約数和(自身を除く): 22291038

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3391, 5598, 6782, 10173, 20346, 30519, 61038, 1054601, 2109202, 3163803, 6327606, 9491409, 18982818]

約数ペア:

[(1, 18982818), (2, 9491409), (3, 6327606), (6, 3163803), (9, 2109202), (18, 1054601), (311, 61038), (622, 30519), (933, 20346), (1866, 10173), (2799, 6782), (3391, 5598)]