20147337

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3853}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 33668544

約数和(自身を除く): 13521207

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 3853, 5229, 11559, 26971, 34677, 80913, 242739, 319799, 959397, 2238593, 2878191, 6715779, 20147337]

約数ペア:

[(1, 20147337), (3, 6715779), (7, 2878191), (9, 2238593), (21, 959397), (63, 319799), (83, 242739), (249, 80913), (581, 34677), (747, 26971), (1743, 11559), (3853, 5229)]