19485104

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20641}}^1$

素因数の和:20708

約数の個数: 20

約数和(自身を含む): 38394120

約数和(自身を除く): 18909016

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20641, 41282, 82564, 165128, 330256, 1217819, 2435638, 4871276, 9742552, 19485104]

約数ペア:

[(1, 19485104), (2, 9742552), (4, 4871276), (8, 2435638), (16, 1217819), (59, 330256), (118, 165128), (236, 82564), (472, 41282), (944, 20641)]