2149598896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{164443}}^1$

素因数の和:164513

約数の個数: 40

約数和(自身を含む): 4486032320

約数和(自身を除く): 2336433424

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 164443, 328886, 657772, 1315544, 2631088, 3124417, 6248834, 7071049, 12497668, 14142098, 24995336, 28284196, 49990672, 56568392, 113136784, 134349931, 268699862, 537399724, 1074799448, 2149598896]

約数ペア:

[(1, 2149598896), (2, 1074799448), (4, 537399724), (8, 268699862), (16, 134349931), (19, 113136784), (38, 56568392), (43, 49990672), (76, 28284196), (86, 24995336), (152, 14142098), (172, 12497668), (304, 7071049), (344, 6248834), (688, 3124417), (817, 2631088), (1634, 1315544), (3268, 657772), (6536, 328886), (13072, 164443)]