20215686

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{198193}}^1$

素因数の和:198215

約数の個数: 16

約数和(自身を含む): 42809904

約数和(自身を除く): 22594218

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 198193, 396386, 594579, 1189158, 3369281, 6738562, 10107843, 20215686]

約数ペア:

[(1, 20215686), (2, 10107843), (3, 6738562), (6, 3369281), (17, 1189158), (34, 594579), (51, 396386), (102, 198193)]