2018016423

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{111721}}^1$

素因数の和:111956

約数の個数: 20

約数和(自身を含む): 3028113088

約数和(自身を除く): 1010096665

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 18063, 111721, 335163, 1005489, 3016467, 9049401, 24913783, 74741349, 224224047, 672672141, 2018016423]

約数ペア:

[(1, 2018016423), (3, 672672141), (9, 224224047), (27, 74741349), (81, 24913783), (223, 9049401), (669, 3016467), (2007, 1005489), (6021, 335163), (18063, 111721)]