19020404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12613}}^1$

素因数の和:12659

約数の個数: 24

約数和(自身を含む): 37085160

約数和(自身を除く): 18064756

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12613, 25226, 50452, 163969, 327938, 365777, 655876, 731554, 1463108, 4755101, 9510202, 19020404]

約数ペア:

[(1, 19020404), (2, 9510202), (4, 4755101), (13, 1463108), (26, 731554), (29, 655876), (52, 365777), (58, 327938), (116, 163969), (377, 50452), (754, 25226), (1508, 12613)]