20461881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{26959}}^1$

素因数の和:26996

約数の個数: 16

約数和(自身を含む): 31057920

約数和(自身を除く): 10596039

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 26959, 80877, 296549, 620057, 889647, 1860171, 6820627, 20461881]

約数ペア:

[(1, 20461881), (3, 6820627), (11, 1860171), (23, 889647), (33, 620057), (69, 296549), (253, 80877), (759, 26959)]