18977630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271109}}^1$

素因数の和:271123

約数の個数: 16

約数和(自身を含む): 39039840

約数和(自身を除く): 20062210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271109, 542218, 1355545, 1897763, 2711090, 3795526, 9488815, 18977630]

約数ペア:

[(1, 18977630), (2, 9488815), (5, 3795526), (7, 2711090), (10, 1897763), (14, 1355545), (35, 542218), (70, 271109)]