20219985279

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{5347}}^1\times {\mathrm{32321}}^1$

素因数の和:37687

約数の個数: 24

約数和(自身を含む): 31460166192

約数和(自身を除く): 11240180913

約数列:

[1, 3, 9, 13, 39, 117, 5347, 16041, 32321, 48123, 69511, 96963, 208533, 290889, 420173, 625599, 1260519, 3781557, 172820387, 518461161, 1555383483, 2246665031, 6739995093, 20219985279]

約数ペア:

[(1, 20219985279), (3, 6739995093), (9, 2246665031), (13, 1555383483), (39, 518461161), (117, 172820387), (5347, 3781557), (16041, 1260519), (32321, 625599), (48123, 420173), (69511, 290889), (96963, 208533)]