18833787

素因数分解:

$3^2\times 7^3\times {\mathrm{6101}}^1$

素因数の和:6128

約数の個数: 24

約数和(自身を含む): 31730400

約数和(自身を除く): 12896613

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6101, 18303, 42707, 54909, 128121, 298949, 384363, 896847, 2092643, 2690541, 6277929, 18833787]

約数ペア:

[(1, 18833787), (3, 6277929), (7, 2690541), (9, 2092643), (21, 896847), (49, 384363), (63, 298949), (147, 128121), (343, 54909), (441, 42707), (1029, 18303), (3087, 6101)]