20654049

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2333}}^1$

素因数の和:2576

約数の個数: 16

約数和(自身を含む): 29800512

約数和(自身を除く): 9146463

約数列:

[1, 3, 13, 39, 227, 681, 2333, 2951, 6999, 8853, 30329, 90987, 529591, 1588773, 6884683, 20654049]

約数ペア:

[(1, 20654049), (3, 6884683), (13, 1588773), (39, 529591), (227, 90987), (681, 30329), (2333, 8853), (2951, 6999)]