20090748

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{15647}}^1$

素因数の和:15761

約数の個数: 24

約数和(自身を含む): 47319552

約数和(自身を除く): 27228804

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 15647, 31294, 46941, 62588, 93882, 187764, 1674229, 3348458, 5022687, 6696916, 10045374, 20090748]

約数ペア:

[(1, 20090748), (2, 10045374), (3, 6696916), (4, 5022687), (6, 3348458), (12, 1674229), (107, 187764), (214, 93882), (321, 62588), (428, 46941), (642, 31294), (1284, 15647)]