2018355003

素因数分解:

$3^4\times 7^1\times {\mathrm{3559709}}^1$

素因数の和:3559728

約数の個数: 20

約数和(自身を含む): 3445799280

約数和(自身を除く): 1427444277

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3559709, 10679127, 24917963, 32037381, 74753889, 96112143, 224261667, 288336429, 672785001, 2018355003]

約数ペア:

[(1, 2018355003), (3, 672785001), (7, 288336429), (9, 224261667), (21, 96112143), (27, 74753889), (63, 32037381), (81, 24917963), (189, 10679127), (567, 3559709)]