19737969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3617}}^1$

素因数の和:3744

約数の個数: 16

約数和(自身を含む): 28133568

約数和(自身を除く): 8395599

約数列:

[1, 3, 17, 51, 107, 321, 1819, 3617, 5457, 10851, 61489, 184467, 387019, 1161057, 6579323, 19737969]

約数ペア:

[(1, 19737969), (3, 6579323), (17, 1161057), (51, 387019), (107, 184467), (321, 61489), (1819, 10851), (3617, 5457)]