20778858739

素因数分解:

${\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1\times {\mathrm{2591}}^1$

素因数の和:3498

約数の個数: 16

約数和(自身を含む): 21368945664

約数和(自身を除く): 590086925

約数列:

[1, 43, 421, 443, 2591, 18103, 19049, 111413, 186503, 1090811, 1147813, 8019629, 46904873, 49355959, 483229273, 20778858739]

約数ペア:

[(1, 20778858739), (43, 483229273), (421, 49355959), (443, 46904873), (2591, 8019629), (18103, 1147813), (19049, 1090811), (111413, 186503)]