19966082

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{503}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 10515838

約数列:

[1, 2, 89, 178, 223, 446, 503, 1006, 19847, 39694, 44767, 89534, 112169, 224338, 9983041, 19966082]

約数ペア:

[(1, 19966082), (2, 9983041), (89, 224338), (178, 112169), (223, 89534), (446, 44767), (503, 39694), (1006, 19847)]