18738879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4651}}^1$

素因数の和:4750

約数の個数: 16

約数和(自身を含む): 26795520

約数和(自身を除く): 8056641

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 4651, 13953, 79067, 237201, 367429, 1102287, 6246293, 18738879]

約数ペア:

[(1, 18738879), (3, 6246293), (17, 1102287), (51, 367429), (79, 237201), (237, 79067), (1343, 13953), (4029, 4651)]