19360978

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 36892800

約数和(自身を除く): 17531822

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 167, 169, 182, 334, 338, 343, 637, 686, 1169, 1183, 1274, 2171, 2338, 2366, 4342, 4459, 8183, 8281, 8918, 15197, 16366, 16562, 28223, 30394, 56446, 57281, 57967, 106379, 114562, 115934, 197561, 212758, 395122, 744653, 1382927, 1489306, 2765854, 9680489, 19360978]

約数ペア:

[(1, 19360978), (2, 9680489), (7, 2765854), (13, 1489306), (14, 1382927), (26, 744653), (49, 395122), (91, 212758), (98, 197561), (167, 115934), (169, 114562), (182, 106379), (334, 57967), (338, 57281), (343, 56446), (637, 30394), (686, 28223), (1169, 16562), (1183, 16366), (1274, 15197), (2171, 8918), (2338, 8281), (2366, 8183), (4342, 4459)]