20927517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8009}}^1$

素因数の和:8092

約数の個数: 16

約数和(自身を含む): 30502080

約数和(自身を除く): 9574563

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 8009, 24027, 104117, 312351, 536603, 1609809, 6975839, 20927517]

約数ペア:

[(1, 20927517), (3, 6975839), (13, 1609809), (39, 536603), (67, 312351), (201, 104117), (871, 24027), (2613, 8009)]