19711869

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 26846400

約数和(自身を除く): 7134531

約数列:

[1, 3, 67, 201, 281, 349, 843, 1047, 18827, 23383, 56481, 70149, 98069, 294207, 6570623, 19711869]

約数ペア:

[(1, 19711869), (3, 6570623), (67, 294207), (201, 98069), (281, 70149), (349, 56481), (843, 23383), (1047, 18827)]