18718256

素因数分解:

$2^4\times {\mathrm{587}}^1\times {\mathrm{1993}}^1$

素因数の和:2588

約数の個数: 20

約数和(自身を含む): 36346632

約数和(自身を除く): 17628376

約数列:

[1, 2, 4, 8, 16, 587, 1174, 1993, 2348, 3986, 4696, 7972, 9392, 15944, 31888, 1169891, 2339782, 4679564, 9359128, 18718256]

約数ペア:

[(1, 18718256), (2, 9359128), (4, 4679564), (8, 2339782), (16, 1169891), (587, 31888), (1174, 15944), (1993, 9392), (2348, 7972), (3986, 4696)]