2018020005

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{411421}}^1$

素因数の和:411541

約数の個数: 24

約数和(自身を含む): 3530000760

約数和(自身を除く): 1511980755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 411421, 1234263, 2057105, 3702789, 6171315, 18513945, 44844889, 134534667, 224224445, 403604001, 672673335, 2018020005]

約数ペア:

[(1, 2018020005), (3, 672673335), (5, 403604001), (9, 224224445), (15, 134534667), (45, 44844889), (109, 18513945), (327, 6171315), (545, 3702789), (981, 2057105), (1635, 1234263), (4905, 411421)]