19229858

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7213}}^1$

素因数の和:7289

約数の個数: 16

約数和(自身を含む): 30471936

約数和(自身を除く): 11242078

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 7213, 14426, 223603, 310159, 447206, 620318, 9614929, 19229858]

約数ペア:

[(1, 19229858), (2, 9614929), (31, 620318), (43, 447206), (62, 310159), (86, 223603), (1333, 14426), (2666, 7213)]