13420456

素因数分解:

$2^3\times 7^1\times {\mathrm{367}}^1\times {\mathrm{653}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 28880640

約数和(自身を除く): 15460184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 367, 653, 734, 1306, 1468, 2569, 2612, 2936, 4571, 5138, 5224, 9142, 10276, 18284, 20552, 36568, 239651, 479302, 958604, 1677557, 1917208, 3355114, 6710228, 13420456]

約数ペア:

[(1, 13420456), (2, 6710228), (4, 3355114), (7, 1917208), (8, 1677557), (14, 958604), (28, 479302), (56, 239651), (367, 36568), (653, 20552), (734, 18284), (1306, 10276), (1468, 9142), (2569, 5224), (2612, 5138), (2936, 4571)]