20655166

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{11093}}^1$

素因数の和:11128

約数の個数: 24

約数和(自身を含む): 37941480

約数和(自身を除く): 17286314

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 11093, 22186, 77651, 155302, 210767, 421534, 543557, 1087114, 1475369, 2950738, 10327583, 20655166]

約数ペア:

[(1, 20655166), (2, 10327583), (7, 2950738), (14, 1475369), (19, 1087114), (38, 543557), (49, 421534), (98, 210767), (133, 155302), (266, 77651), (931, 22186), (1862, 11093)]