18812374

素因数分解:

$2^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1979}}^1$

素因数の和:2092

約数の個数: 24

約数和(自身を含む): 33180840

約数和(自身を除く): 14368466

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 679, 1358, 1979, 3958, 4753, 9506, 13853, 27706, 96971, 191963, 193942, 383926, 1343741, 2687482, 9406187, 18812374]

約数ペア:

[(1, 18812374), (2, 9406187), (7, 2687482), (14, 1343741), (49, 383926), (97, 193942), (98, 191963), (194, 96971), (679, 27706), (1358, 13853), (1979, 9506), (3958, 4753)]