2005490072

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{142193}}^1$

素因数の和:142283

約数の個数: 32

約数和(自身を含む): 3941617680

約数和(自身を除く): 1936127608

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1763, 3526, 7052, 14104, 142193, 284386, 568772, 1137544, 5829913, 6114299, 11659826, 12228598, 23319652, 24457196, 46639304, 48914392, 250686259, 501372518, 1002745036, 2005490072]

約数ペア:

[(1, 2005490072), (2, 1002745036), (4, 501372518), (8, 250686259), (41, 48914392), (43, 46639304), (82, 24457196), (86, 23319652), (164, 12228598), (172, 11659826), (328, 6114299), (344, 5829913), (1763, 1137544), (3526, 568772), (7052, 284386), (14104, 142193)]