19996432

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26591}}^1$

素因数の和:26646

約数の個数: 20

約数和(自身を含む): 39568896

約数和(自身を除く): 19572464

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26591, 53182, 106364, 212728, 425456, 1249777, 2499554, 4999108, 9998216, 19996432]

約数ペア:

[(1, 19996432), (2, 9998216), (4, 4999108), (8, 2499554), (16, 1249777), (47, 425456), (94, 212728), (188, 106364), (376, 53182), (752, 26591)]