20196990987

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1\times {\mathrm{99401}}^1$

素因数の和:100254

約数の個数: 16

約数和(自身を含む): 27267956640

約数和(自身を除く): 7070965653

約数列:

[1, 3, 89, 267, 761, 2283, 67729, 99401, 203187, 298203, 8846689, 26540067, 75644161, 226932483, 6732330329, 20196990987]

約数ペア:

[(1, 20196990987), (3, 6732330329), (89, 226932483), (267, 75644161), (761, 26540067), (2283, 8846689), (67729, 298203), (99401, 203187)]