20506612

素因数分解:

$2^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1187}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 41114304

約数和(自身を除く): 20607692

約数列:

[1, 2, 4, 7, 14, 28, 617, 1187, 1234, 2374, 2468, 4319, 4748, 8309, 8638, 16618, 17276, 33236, 732379, 1464758, 2929516, 5126653, 10253306, 20506612]

約数ペア:

[(1, 20506612), (2, 10253306), (4, 5126653), (7, 2929516), (14, 1464758), (28, 732379), (617, 33236), (1187, 17276), (1234, 16618), (2374, 8638), (2468, 8309), (4319, 4748)]