20653886239

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1\times {\mathrm{15017}}^1$

素因数の和:18306

約数の個数: 16

約数和(自身を含む): 24000446016

約数和(自身を除く): 3346559777

約数列:

[1, 7, 61, 427, 3221, 15017, 22547, 105119, 196481, 916037, 1375367, 6412259, 48369757, 338588299, 2950555177, 20653886239]

約数ペア:

[(1, 20653886239), (7, 2950555177), (61, 338588299), (427, 48369757), (3221, 6412259), (15017, 1375367), (22547, 916037), (105119, 196481)]