19696130

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26981}}^1$

素因数の和:27061

約数の個数: 16

約数和(自身を含む): 35940024

約数和(自身を除く): 16243894

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 26981, 53962, 134905, 269810, 1969613, 3939226, 9848065, 19696130]

約数ペア:

[(1, 19696130), (2, 9848065), (5, 3939226), (10, 1969613), (73, 269810), (146, 134905), (365, 53962), (730, 26981)]