16978276

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5563}}^1$

素因数の和:5683

約数の個数: 24

約数和(自身を含む): 34274240

約数和(自身を除く): 17295964

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 5563, 11126, 22252, 38941, 77882, 155764, 606367, 1212734, 2425468, 4244569, 8489138, 16978276]

約数ペア:

[(1, 16978276), (2, 8489138), (4, 4244569), (7, 2425468), (14, 1212734), (28, 606367), (109, 155764), (218, 77882), (436, 38941), (763, 22252), (1526, 11126), (3052, 5563)]