18728842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13204598

約数列:

[1, 2, 11, 22, 47, 59, 94, 118, 307, 517, 614, 649, 1034, 1298, 2773, 3377, 5546, 6754, 14429, 18113, 28858, 30503, 36226, 61006, 158719, 199243, 317438, 398486, 851311, 1702622, 9364421, 18728842]

約数ペア:

[(1, 18728842), (2, 9364421), (11, 1702622), (22, 851311), (47, 398486), (59, 317438), (94, 199243), (118, 158719), (307, 61006), (517, 36226), (614, 30503), (649, 28858), (1034, 18113), (1298, 14429), (2773, 6754), (3377, 5546)]