19449955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 28619136

約数和(自身を除く): 9169181

約数列:

[1, 5, 7, 17, 35, 85, 97, 119, 337, 485, 595, 679, 1649, 1685, 2359, 3395, 5729, 8245, 11543, 11795, 28645, 32689, 40103, 57715, 163445, 200515, 228823, 555713, 1144115, 2778565, 3889991, 19449955]

約数ペア:

[(1, 19449955), (5, 3889991), (7, 2778565), (17, 1144115), (35, 555713), (85, 228823), (97, 200515), (119, 163445), (337, 57715), (485, 40103), (595, 32689), (679, 28645), (1649, 11795), (1685, 11543), (2359, 8245), (3395, 5729)]