18128043

素因数分解:

$3^{10}\times {\mathrm{307}}^1$

素因数の和:337

約数の個数: 22

約数和(自身を含む): 27280484

約数和(自身を除く): 9152441

約数列:

[1, 3, 9, 27, 81, 243, 307, 729, 921, 2187, 2763, 6561, 8289, 19683, 24867, 59049, 74601, 223803, 671409, 2014227, 6042681, 18128043]

約数ペア:

[(1, 18128043), (3, 6042681), (9, 2014227), (27, 671409), (81, 223803), (243, 74601), (307, 59049), (729, 24867), (921, 19683), (2187, 8289), (2763, 6561)]