12220858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 21422016

約数和(自身を除く): 9201158

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 643, 731, 1118, 1286, 1462, 8359, 9503, 10931, 16718, 19006, 21862, 27649, 55298, 142103, 284206, 359437, 470033, 718874, 940066, 6110429, 12220858]

約数ペア:

[(1, 12220858), (2, 6110429), (13, 940066), (17, 718874), (26, 470033), (34, 359437), (43, 284206), (86, 142103), (221, 55298), (442, 27649), (559, 21862), (643, 19006), (731, 16718), (1118, 10931), (1286, 9503), (1462, 8359)]