20178170494

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1\times {\mathrm{89329}}^1$

素因数の和:91515

約数の個数: 16

約数和(自身を含む): 30853152720

約数和(自身を除く): 10674982226

約数列:

[1, 2, 53, 106, 2131, 4262, 89329, 112943, 178658, 225886, 4734437, 9468874, 190360099, 380720198, 10089085247, 20178170494]

約数ペア:

[(1, 20178170494), (2, 10089085247), (53, 380720198), (106, 190360099), (2131, 9468874), (4262, 4734437), (89329, 225886), (112943, 178658)]