20603247

素因数分解:

$3^1\times 7^1\times {\mathrm{797}}^1\times {\mathrm{1231}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 31460352

約数和(自身を除く): 10857105

約数列:

[1, 3, 7, 21, 797, 1231, 2391, 3693, 5579, 8617, 16737, 25851, 981107, 2943321, 6867749, 20603247]

約数ペア:

[(1, 20603247), (3, 6867749), (7, 2943321), (21, 981107), (797, 25851), (1231, 16737), (2391, 8617), (3693, 5579)]