20429876

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{829}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 36742440

約数和(自身を除く): 16312564

約数列:

[1, 2, 4, 61, 101, 122, 202, 244, 404, 829, 1658, 3316, 6161, 12322, 24644, 50569, 83729, 101138, 167458, 202276, 334916, 5107469, 10214938, 20429876]

約数ペア:

[(1, 20429876), (2, 10214938), (4, 5107469), (61, 334916), (101, 202276), (122, 167458), (202, 101138), (244, 83729), (404, 50569), (829, 24644), (1658, 12322), (3316, 6161)]