19232420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9521}}^1$

素因数の和:9631

約数の個数: 24

約数和(自身を含む): 40792248

約数和(自身を除く): 21559828

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 9521, 19042, 38084, 47605, 95210, 190420, 961621, 1923242, 3846484, 4808105, 9616210, 19232420]

約数ペア:

[(1, 19232420), (2, 9616210), (4, 4808105), (5, 3846484), (10, 1923242), (20, 961621), (101, 190420), (202, 95210), (404, 47605), (505, 38084), (1010, 19042), (2020, 9521)]