18137441

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 21911040

約数和(自身を除く): 3773599

約数列:

[1, 7, 29, 47, 203, 329, 1363, 1901, 9541, 13307, 55129, 89347, 385903, 625429, 2591063, 18137441]

約数ペア:

[(1, 18137441), (7, 2591063), (29, 625429), (47, 385903), (203, 89347), (329, 55129), (1363, 13307), (1901, 9541)]