20190995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4423}}^1$

素因数の和:4522

約数の個数: 16

約数和(自身を含む): 26756352

約数和(自身を除く): 6565357

約数列:

[1, 5, 11, 55, 83, 415, 913, 4423, 4565, 22115, 48653, 243265, 367109, 1835545, 4038199, 20190995]

約数ペア:

[(1, 20190995), (5, 4038199), (11, 1835545), (55, 367109), (83, 243265), (415, 48653), (913, 22115), (4423, 4565)]