19729645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{701}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 25592112

約数和(自身を除く): 5862467

約数列:

[1, 5, 13, 65, 433, 701, 2165, 3505, 5629, 9113, 28145, 45565, 303533, 1517665, 3945929, 19729645]

約数ペア:

[(1, 19729645), (5, 3945929), (13, 1517665), (65, 303533), (433, 45565), (701, 28145), (2165, 9113), (3505, 5629)]