18182788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 36

約数和(自身を含む): 35876428

約数和(自身を除く): 17693640

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 529, 598, 661, 1058, 1196, 1322, 2116, 2644, 6877, 8593, 13754, 15203, 17186, 27508, 30406, 34372, 60812, 197639, 349669, 395278, 699338, 790556, 1398676, 4545697, 9091394, 18182788]

約数ペア:

[(1, 18182788), (2, 9091394), (4, 4545697), (13, 1398676), (23, 790556), (26, 699338), (46, 395278), (52, 349669), (92, 197639), (299, 60812), (529, 34372), (598, 30406), (661, 27508), (1058, 17186), (1196, 15203), (1322, 13754), (2116, 8593), (2644, 6877)]