18964311

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 25872000

約数和(自身を除く): 6907689

約数列:

[1, 3, 59, 177, 307, 349, 921, 1047, 18113, 20591, 54339, 61773, 107143, 321429, 6321437, 18964311]

約数ペア:

[(1, 18964311), (3, 6321437), (59, 321429), (177, 107143), (307, 61773), (349, 54339), (921, 20591), (1047, 18113)]