20184756471

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{818821}}^1$

素因数の和:818924

約数の個数: 32

約数和(自身を含む): 33014903040

約数和(自身を除く): 12830146569

約数列:

[1, 3, 9, 11, 27, 33, 83, 99, 249, 297, 747, 913, 2241, 2739, 8217, 24651, 818821, 2456463, 7369389, 9007031, 22108167, 27021093, 67962143, 81063279, 203886429, 243189837, 611659287, 747583573, 1834977861, 2242750719, 6728252157, 20184756471]

約数ペア:

[(1, 20184756471), (3, 6728252157), (9, 2242750719), (11, 1834977861), (27, 747583573), (33, 611659287), (83, 243189837), (99, 203886429), (249, 81063279), (297, 67962143), (747, 27021093), (913, 22108167), (2241, 9007031), (2739, 7369389), (8217, 2456463), (24651, 818821)]