18185877

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 27672736

約数和(自身を除く): 9486859

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 1117, 1809, 3351, 5427, 10053, 16281, 30159, 74839, 90477, 224517, 271431, 673551, 2020653, 6061959, 18185877]

約数ペア:

[(1, 18185877), (3, 6061959), (9, 2020653), (27, 673551), (67, 271431), (81, 224517), (201, 90477), (243, 74839), (603, 30159), (1117, 16281), (1809, 10053), (3351, 5427)]