1879666568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{420319}}^1$

素因数の和:420381

約数の個数: 32

約数和(自身を含む): 3883756800

約数和(自身を除く): 2004090232

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 420319, 840638, 1681276, 3362552, 5464147, 10928294, 18073717, 21856588, 36147434, 43713176, 72294868, 144589736, 234958321, 469916642, 939833284, 1879666568]

約数ペア:

[(1, 1879666568), (2, 939833284), (4, 469916642), (8, 234958321), (13, 144589736), (26, 72294868), (43, 43713176), (52, 36147434), (86, 21856588), (104, 18073717), (172, 10928294), (344, 5464147), (559, 3362552), (1118, 1681276), (2236, 840638), (4472, 420319)]