20474601

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4541

約数の個数: 24

約数和(自身を含む): 32788224

約数和(自身を除く): 12313623

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4493, 4557, 13479, 31451, 94353, 139283, 220157, 417849, 660471, 974981, 2924943, 6824867, 20474601]

約数ペア:

[(1, 20474601), (3, 6824867), (7, 2924943), (21, 974981), (31, 660471), (49, 417849), (93, 220157), (147, 139283), (217, 94353), (651, 31451), (1519, 13479), (4493, 4557)]