20136878

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1301}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 30935520

約数和(自身を除く): 10798642

約数列:

[1, 2, 71, 109, 142, 218, 1301, 2602, 7739, 15478, 92371, 141809, 184742, 283618, 10068439, 20136878]

約数ペア:

[(1, 20136878), (2, 10068439), (71, 283618), (109, 184742), (142, 141809), (218, 92371), (1301, 15478), (2602, 7739)]