81920028

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{60413}}^1$

素因数の和:60533

約数の個数: 24

約数和(自身を含む): 192841488

約数和(自身を除く): 110921460

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 60413, 120826, 181239, 241652, 362478, 724956, 6826669, 13653338, 20480007, 27306676, 40960014, 81920028]

約数ペア:

[(1, 81920028), (2, 40960014), (3, 27306676), (4, 20480007), (6, 13653338), (12, 6826669), (113, 724956), (226, 362478), (339, 241652), (452, 181239), (678, 120826), (1356, 60413)]