18879252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{709}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 50574720

約数和(自身を除く): 31695468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 317, 634, 709, 951, 1268, 1418, 1902, 2127, 2219, 2836, 3804, 4254, 4438, 4963, 6657, 8508, 8876, 9926, 13314, 14889, 19852, 26628, 29778, 59556, 224753, 449506, 674259, 899012, 1348518, 1573271, 2697036, 3146542, 4719813, 6293084, 9439626, 18879252]

約数ペア:

[(1, 18879252), (2, 9439626), (3, 6293084), (4, 4719813), (6, 3146542), (7, 2697036), (12, 1573271), (14, 1348518), (21, 899012), (28, 674259), (42, 449506), (84, 224753), (317, 59556), (634, 29778), (709, 26628), (951, 19852), (1268, 14889), (1418, 13314), (1902, 9926), (2127, 8876), (2219, 8508), (2836, 6657), (3804, 4963), (4254, 4438)]