2018730357

素因数分解:

$3^4\times 7^1\times {\mathrm{3560371}}^1$

素因数の和:3560390

約数の個数: 20

約数和(自身を含む): 3446440096

約数和(自身を除く): 1427709739

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3560371, 10681113, 24922597, 32043339, 74767791, 96130017, 224303373, 288390051, 672910119, 2018730357]

約数ペア:

[(1, 2018730357), (3, 672910119), (7, 288390051), (9, 224303373), (21, 96130017), (27, 74767791), (63, 32043339), (81, 24922597), (189, 10681113), (567, 3560371)]