18099963

素因数分解:

$3^3\times 7^2\times {\mathrm{13681}}^1$

素因数の和:13704

約数の個数: 24

約数和(自身を含む): 31194960

約数和(自身を除く): 13094997

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 13681, 41043, 95767, 123129, 287301, 369387, 670369, 861903, 2011107, 2585709, 6033321, 18099963]

約数ペア:

[(1, 18099963), (3, 6033321), (7, 2585709), (9, 2011107), (21, 861903), (27, 670369), (49, 369387), (63, 287301), (147, 123129), (189, 95767), (441, 41043), (1323, 13681)]