18479252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{919}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 35394240

約数和(自身を除く): 16914988

約数列:

[1, 2, 4, 11, 22, 44, 457, 914, 919, 1828, 1838, 3676, 5027, 10054, 10109, 20108, 20218, 40436, 419983, 839966, 1679932, 4619813, 9239626, 18479252]

約数ペア:

[(1, 18479252), (2, 9239626), (4, 4619813), (11, 1679932), (22, 839966), (44, 419983), (457, 40436), (914, 20218), (919, 20108), (1828, 10109), (1838, 10054), (3676, 5027)]