20139743

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 22814400

約数和(自身を除く): 2674657

約数列:

[1, 13, 23, 193, 299, 349, 2509, 4439, 4537, 8027, 57707, 67357, 104351, 875641, 1549211, 20139743]

約数ペア:

[(1, 20139743), (13, 1549211), (23, 875641), (193, 104351), (299, 67357), (349, 57707), (2509, 8027), (4439, 4537)]