20449419

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10837}}^1$

素因数の和:10894

約数の個数: 16

約数和(自身を含む): 29652768

約数和(自身を除く): 9203349

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10837, 32511, 184229, 400969, 552687, 1202907, 6816473, 20449419]

約数ペア:

[(1, 20449419), (3, 6816473), (17, 1202907), (37, 552687), (51, 400969), (111, 184229), (629, 32511), (1887, 10837)]