20201888

素因数分解:

$2^5\times 7^1\times {\mathrm{90187}}^1$

素因数の和:90204

約数の個数: 24

約数和(自身を含む): 45454752

約数和(自身を除く): 25252864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90187, 180374, 360748, 631309, 721496, 1262618, 1442992, 2525236, 2885984, 5050472, 10100944, 20201888]

約数ペア:

[(1, 20201888), (2, 10100944), (4, 5050472), (7, 2885984), (8, 2525236), (14, 1442992), (16, 1262618), (28, 721496), (32, 631309), (56, 360748), (112, 180374), (224, 90187)]