199703090

素因数分解:

$2^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{17783}}^1$

素因数の和:18913

約数の個数: 16

約数和(自身を含む): 359805888

約数和(自身を除く): 160102798

約数列:

[1, 2, 5, 10, 1123, 2246, 5615, 11230, 17783, 35566, 88915, 177830, 19970309, 39940618, 99851545, 199703090]

約数ペア:

[(1, 199703090), (2, 99851545), (5, 39940618), (10, 19970309), (1123, 177830), (2246, 88915), (5615, 35566), (11230, 17783)]