2015219998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{721267}}^1$

素因数の和:721407

約数の個数: 16

約数和(自身を含む): 3323602944

約数和(自身を除く): 1308382946

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 721267, 1442534, 7933937, 15867874, 91600909, 183201818, 1007609999, 2015219998]

約数ペア:

[(1, 2015219998), (2, 1007609999), (11, 183201818), (22, 91600909), (127, 15867874), (254, 7933937), (1397, 1442534), (2794, 721267)]