19864173

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4483}}^1$

素因数の和:4704

約数の個数: 16

約数和(自身を含む): 30419456

約数和(自身を除く): 10555283

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 4483, 13449, 31381, 94143, 945913, 2837739, 6621391, 19864173]

約数ペア:

[(1, 19864173), (3, 6621391), (7, 2837739), (21, 945913), (211, 94143), (633, 31381), (1477, 13449), (4431, 4483)]