17691908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{857}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 33465432

約数和(自身を除く): 15773524

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 857, 1588, 1714, 3428, 5161, 10322, 11141, 20644, 22282, 44564, 340229, 680458, 1360916, 4422977, 8845954, 17691908]

約数ペア:

[(1, 17691908), (2, 8845954), (4, 4422977), (13, 1360916), (26, 680458), (52, 340229), (397, 44564), (794, 22282), (857, 20644), (1588, 11141), (1714, 10322), (3428, 5161)]