20514004

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3719}}^1$

素因数の和:3927

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 20733356

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 3719, 5516, 7438, 14876, 26033, 52066, 104132, 732643, 1465286, 2930572, 5128501, 10257002, 20514004]

約数ペア:

[(1, 20514004), (2, 10257002), (4, 5128501), (7, 2930572), (14, 1465286), (28, 732643), (197, 104132), (394, 52066), (788, 26033), (1379, 14876), (2758, 7438), (3719, 5516)]