19733380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9769}}^1$

素因数の和:9879

約数の個数: 24

約数和(自身を含む): 41854680

約数和(自身を除く): 22121300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 9769, 19538, 39076, 48845, 97690, 195380, 986669, 1973338, 3946676, 4933345, 9866690, 19733380]

約数ペア:

[(1, 19733380), (2, 9866690), (4, 4933345), (5, 3946676), (10, 1973338), (20, 986669), (101, 195380), (202, 97690), (404, 48845), (505, 39076), (1010, 19538), (2020, 9769)]