18272097

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 27840384

約数和(自身を除く): 9568287

約数列:

[1, 3, 9, 23, 69, 103, 207, 309, 857, 927, 2369, 2571, 7107, 7713, 19711, 21321, 59133, 88271, 177399, 264813, 794439, 2030233, 6090699, 18272097]

約数ペア:

[(1, 18272097), (3, 6090699), (9, 2030233), (23, 794439), (69, 264813), (103, 177399), (207, 88271), (309, 59133), (857, 21321), (927, 19711), (2369, 7713), (2571, 7107)]