20123090889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2890003}}^1$

素因数の和:2890228

約数の個数: 16

約数和(自身を含む): 29408680704

約数和(自身を除く): 9285589815

約数列:

[1, 3, 11, 33, 211, 633, 2321, 6963, 2890003, 8670009, 31790033, 95370099, 609790633, 1829371899, 6707696963, 20123090889]

約数ペア:

[(1, 20123090889), (3, 6707696963), (11, 1829371899), (33, 609790633), (211, 95370099), (633, 31790033), (2321, 8670009), (6963, 2890003)]