2009721314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{744893}}^1$

素因数の和:744985

約数の個数: 16

約数和(自身を含む): 3217942080

約数和(自身を除く): 1208220766

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 744893, 1489786, 14152967, 28305934, 52887403, 105774806, 1004860657, 2009721314]

約数ペア:

[(1, 2009721314), (2, 1004860657), (19, 105774806), (38, 52887403), (71, 28305934), (142, 14152967), (1349, 1489786), (2698, 744893)]