19127885

素因数分解:

$5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{773}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 27000216

約数和(自身を除く): 7872331

約数列:

[1, 5, 7, 35, 49, 101, 245, 505, 707, 773, 3535, 3865, 4949, 5411, 24745, 27055, 37877, 78073, 189385, 390365, 546511, 2732555, 3825577, 19127885]

約数ペア:

[(1, 19127885), (5, 3825577), (7, 2732555), (35, 546511), (49, 390365), (101, 189385), (245, 78073), (505, 37877), (707, 27055), (773, 24745), (3535, 5411), (3865, 4949)]