19420905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{26423}}^1$

素因数の和:26445

約数の個数: 24

約数和(自身を含む): 36148032

約数和(自身を除く): 16727127

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 26423, 79269, 132115, 184961, 396345, 554883, 924805, 1294727, 2774415, 3884181, 6473635, 19420905]

約数ペア:

[(1, 19420905), (3, 6473635), (5, 3884181), (7, 2774415), (15, 1294727), (21, 924805), (35, 554883), (49, 396345), (105, 184961), (147, 132115), (245, 79269), (735, 26423)]