20374081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3067}}^1$

素因数の和:3160

約数の個数: 16

約数和(自身を含む): 25427584

約数和(自身を除く): 5053503

約数列:

[1, 7, 13, 73, 91, 511, 949, 3067, 6643, 21469, 39871, 223891, 279097, 1567237, 2910583, 20374081]

約数ペア:

[(1, 20374081), (7, 2910583), (13, 1567237), (73, 279097), (91, 223891), (511, 39871), (949, 21469), (3067, 6643)]