20996007

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{769}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 29568000

約数和(自身を除く): 8571993

約数列:

[1, 3, 19, 57, 479, 769, 1437, 2307, 9101, 14611, 27303, 43833, 368351, 1105053, 6998669, 20996007]

約数ペア:

[(1, 20996007), (3, 6998669), (19, 1105053), (57, 368351), (479, 43833), (769, 27303), (1437, 14611), (2307, 9101)]