1949792

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 4268880

約数和(自身を除く): 2319088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 109, 172, 208, 218, 344, 416, 436, 559, 688, 872, 1118, 1376, 1417, 1744, 2236, 2834, 3488, 4472, 4687, 5668, 8944, 9374, 11336, 17888, 18748, 22672, 37496, 45344, 60931, 74992, 121862, 149984, 243724, 487448, 974896, 1949792]

約数ペア:

[(1, 1949792), (2, 974896), (4, 487448), (8, 243724), (13, 149984), (16, 121862), (26, 74992), (32, 60931), (43, 45344), (52, 37496), (86, 22672), (104, 18748), (109, 17888), (172, 11336), (208, 9374), (218, 8944), (344, 5668), (416, 4687), (436, 4472), (559, 3488), (688, 2834), (872, 2236), (1118, 1744), (1376, 1417)]