20156388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239957}}^1$

素因数の和:239971

約数の個数: 24

約数和(自身を含む): 53750592

約数和(自身を除く): 33594204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239957, 479914, 719871, 959828, 1439742, 1679699, 2879484, 3359398, 5039097, 6718796, 10078194, 20156388]

約数ペア:

[(1, 20156388), (2, 10078194), (3, 6718796), (4, 5039097), (6, 3359398), (7, 2879484), (12, 1679699), (14, 1439742), (21, 959828), (28, 719871), (42, 479914), (84, 239957)]