20387244

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12401}}^1$

素因数の和:12545

約数の個数: 24

約数和(自身を含む): 47921328

約数和(自身を除く): 27534084

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12401, 24802, 37203, 49604, 74406, 148812, 1698937, 3397874, 5096811, 6795748, 10193622, 20387244]

約数ペア:

[(1, 20387244), (2, 10193622), (3, 6795748), (4, 5096811), (6, 3397874), (12, 1698937), (137, 148812), (274, 74406), (411, 49604), (548, 37203), (822, 24802), (1644, 12401)]