19821867

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2239}}^1$

素因数の和:2482

約数の個数: 16

約数和(自身を含む): 28600320

約数和(自身を除く): 8778453

約数列:

[1, 3, 13, 39, 227, 681, 2239, 2951, 6717, 8853, 29107, 87321, 508253, 1524759, 6607289, 19821867]

約数ペア:

[(1, 19821867), (3, 6607289), (13, 1524759), (39, 508253), (227, 87321), (681, 29107), (2239, 8853), (2951, 6717)]