18385719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4253}}^1$

素因数の和:4398

約数の個数: 16

約数和(自身を含む): 26953344

約数和(自身を除く): 8567625

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4253, 4323, 12759, 46783, 140349, 557143, 1671429, 6128573, 18385719]

約数ペア:

[(1, 18385719), (3, 6128573), (11, 1671429), (33, 557143), (131, 140349), (393, 46783), (1441, 12759), (4253, 4323)]