20486560899

素因数分解:

$3^1\times 7^1\times {\mathrm{16657}}^1\times {\mathrm{58567}}^1$

素因数の和:75234

約数の個数: 16

約数和(自身を含む): 31220023808

約数和(自身を除く): 10733462909

約数列:

[1, 3, 7, 21, 16657, 49971, 58567, 116599, 175701, 349797, 409969, 1229907, 975550519, 2926651557, 6828853633, 20486560899]

約数ペア:

[(1, 20486560899), (3, 6828853633), (7, 2926651557), (21, 975550519), (16657, 1229907), (49971, 409969), (58567, 349797), (116599, 175701)]