2018399778

素因数分解:

$2^1\times 3^2\times {\mathrm{112133321}}^1$

素因数の和:112133329

約数の個数: 12

約数和(自身を含む): 4373199558

約数和(自身を除く): 2354799780

約数列:

[1, 2, 3, 6, 9, 18, 112133321, 224266642, 336399963, 672799926, 1009199889, 2018399778]

約数ペア:

[(1, 2018399778), (2, 1009199889), (3, 672799926), (6, 336399963), (9, 224266642), (18, 112133321)]