20740804527

素因数分解:

$3^1\times {\mathrm{487}}^1\times {\mathrm{709}}^1\times {\mathrm{20023}}^1$

素因数の和:21222

約数の個数: 16

約数和(自身を含む): 27751662080

約数和(自身を除く): 7010857553

約数列:

[1, 3, 487, 709, 1461, 2127, 20023, 60069, 345283, 1035849, 9751201, 14196307, 29253603, 42588921, 6913601509, 20740804527]

約数ペア:

[(1, 20740804527), (3, 6913601509), (487, 42588921), (709, 29253603), (1461, 14196307), (2127, 9751201), (20023, 1035849), (60069, 345283)]