19902038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1447}}^1$

素因数の和:1508

約数の個数: 24

約数和(自身を含む): 33631248

約数和(自身を除く): 13729210

約数列:

[1, 2, 13, 23, 26, 46, 299, 529, 598, 1058, 1447, 2894, 6877, 13754, 18811, 33281, 37622, 66562, 432653, 765463, 865306, 1530926, 9951019, 19902038]

約数ペア:

[(1, 19902038), (2, 9951019), (13, 1530926), (23, 865306), (26, 765463), (46, 432653), (299, 66562), (529, 37622), (598, 33281), (1058, 18811), (1447, 13754), (2894, 6877)]