19487601

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4483}}^1$

素因数の和:4522

約数の個数: 32

約数和(自身を含む): 34437120

約数和(自身を除く): 14949519

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4483, 13449, 31381, 40347, 94143, 103109, 121041, 282429, 309327, 721763, 847287, 927981, 2165289, 2783943, 6495867, 19487601]

約数ペア:

[(1, 19487601), (3, 6495867), (7, 2783943), (9, 2165289), (21, 927981), (23, 847287), (27, 721763), (63, 309327), (69, 282429), (161, 121041), (189, 103109), (207, 94143), (483, 40347), (621, 31381), (1449, 13449), (4347, 4483)]