819543986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1\times {\mathrm{20327}}^1$

素因数の和:21409

約数の個数: 16

約数和(自身を含む): 1295300160

約数和(自身を除く): 475756174

約数列:

[1, 2, 19, 38, 1061, 2122, 20159, 20327, 40318, 40654, 386213, 772426, 21566947, 43133894, 409771993, 819543986]

約数ペア:

[(1, 819543986), (2, 409771993), (19, 43133894), (38, 21566947), (1061, 772426), (2122, 386213), (20159, 40654), (20327, 40318)]