19836860

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2617}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 41783280

約数和(自身を除く): 21946420

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2617, 3790, 5234, 7580, 10468, 13085, 26170, 52340, 991843, 1983686, 3967372, 4959215, 9918430, 19836860]

約数ペア:

[(1, 19836860), (2, 9918430), (4, 4959215), (5, 3967372), (10, 1983686), (20, 991843), (379, 52340), (758, 26170), (1516, 13085), (1895, 10468), (2617, 7580), (3790, 5234)]