18163184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87323}}^1$

素因数の和:87344

約数の個数: 20

約数和(自身を含む): 37898616

約数和(自身を除く): 19735432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87323, 174646, 349292, 698584, 1135199, 1397168, 2270398, 4540796, 9081592, 18163184]

約数ペア:

[(1, 18163184), (2, 9081592), (4, 4540796), (8, 2270398), (13, 1397168), (16, 1135199), (26, 698584), (52, 349292), (104, 174646), (208, 87323)]