18813356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{523}}^1$

素因数の和:590

約数の個数: 36

約数和(自身を含む): 36511272

約数和(自身を除く): 17697916

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 523, 529, 782, 1046, 1058, 1564, 2092, 2116, 8891, 8993, 12029, 17782, 17986, 24058, 35564, 35972, 48116, 204493, 276667, 408986, 553334, 817972, 1106668, 4703339, 9406678, 18813356]

約数ペア:

[(1, 18813356), (2, 9406678), (4, 4703339), (17, 1106668), (23, 817972), (34, 553334), (46, 408986), (68, 276667), (92, 204493), (391, 48116), (523, 35972), (529, 35564), (782, 24058), (1046, 17986), (1058, 17782), (1564, 12029), (2092, 8993), (2116, 8891)]