20103854

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2131}}^1$

素因数の和:2275

約数の個数: 16

約数和(自身を含む): 31084560

約数和(自身を除く): 10980706

約数列:

[1, 2, 53, 89, 106, 178, 2131, 4262, 4717, 9434, 112943, 189659, 225886, 379318, 10051927, 20103854]

約数ペア:

[(1, 20103854), (2, 10051927), (53, 379318), (89, 225886), (106, 189659), (178, 112943), (2131, 9434), (4262, 4717)]