18888828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2063}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 50856960

約数和(自身を除く): 31968132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2063, 2289, 3052, 4126, 4578, 6189, 8252, 9156, 12378, 14441, 24756, 28882, 43323, 57764, 86646, 173292, 224867, 449734, 674601, 899468, 1349202, 1574069, 2698404, 3148138, 4722207, 6296276, 9444414, 18888828]

約数ペア:

[(1, 18888828), (2, 9444414), (3, 6296276), (4, 4722207), (6, 3148138), (7, 2698404), (12, 1574069), (14, 1349202), (21, 899468), (28, 674601), (42, 449734), (84, 224867), (109, 173292), (218, 86646), (327, 57764), (436, 43323), (654, 28882), (763, 24756), (1308, 14441), (1526, 12378), (2063, 9156), (2289, 8252), (3052, 6189), (4126, 4578)]