20215581694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131270011}}^1$

素因数の和:131270031

約数の個数: 16

約数和(自身を含む): 37805763456

約数和(自身を除く): 17590181762

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131270011, 262540022, 918890077, 1443970121, 1837780154, 2887940242, 10107790847, 20215581694]

約数ペア:

[(1, 20215581694), (2, 10107790847), (7, 2887940242), (11, 1837780154), (14, 1443970121), (22, 918890077), (77, 262540022), (154, 131270011)]