2019921747

素因数分解:

$3^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1\times {\mathrm{5333}}^1$

素因数の和:6090

約数の個数: 16

約数和(自身を含む): 2709842688

約数和(自身を除く): 689920941

約数列:

[1, 3, 251, 503, 753, 1509, 5333, 15999, 126253, 378759, 1338583, 2682499, 4015749, 8047497, 673307249, 2019921747]

約数ペア:

[(1, 2019921747), (3, 673307249), (251, 8047497), (503, 4015749), (753, 2682499), (1509, 1338583), (5333, 378759), (15999, 126253)]