19122020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32969}}^1$

素因数の和:33007

約数の個数: 24

約数和(自身を含む): 41542200

約数和(自身を除く): 22420180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32969, 65938, 131876, 164845, 329690, 659380, 956101, 1912202, 3824404, 4780505, 9561010, 19122020]

約数ペア:

[(1, 19122020), (2, 9561010), (4, 4780505), (5, 3824404), (10, 1912202), (20, 956101), (29, 659380), (58, 329690), (116, 164845), (145, 131876), (290, 65938), (580, 32969)]