1914016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 4191264

約数和(自身を除く): 2277248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 107, 172, 208, 214, 344, 416, 428, 559, 688, 856, 1118, 1376, 1391, 1712, 2236, 2782, 3424, 4472, 4601, 5564, 8944, 9202, 11128, 17888, 18404, 22256, 36808, 44512, 59813, 73616, 119626, 147232, 239252, 478504, 957008, 1914016]

約数ペア:

[(1, 1914016), (2, 957008), (4, 478504), (8, 239252), (13, 147232), (16, 119626), (26, 73616), (32, 59813), (43, 44512), (52, 36808), (86, 22256), (104, 18404), (107, 17888), (172, 11128), (208, 9202), (214, 8944), (344, 5564), (416, 4601), (428, 4472), (559, 3424), (688, 2782), (856, 2236), (1118, 1712), (1376, 1391)]