19955369327

素因数分解:

${\mathrm{197}}^1\times {\mathrm{263}}^1\times {\mathrm{599}}^1\times {\mathrm{643}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 20197900800

約数和(自身を除く): 242531473

約数列:

[1, 197, 263, 599, 643, 51811, 118003, 126671, 157537, 169109, 385157, 31034789, 33314473, 75875929, 101296291, 19955369327]

約数ペア:

[(1, 19955369327), (197, 101296291), (263, 75875929), (599, 33314473), (643, 31034789), (51811, 385157), (118003, 169109), (126671, 157537)]