20963013

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1301}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 28873152

約数和(自身を除く): 7910139

約数列:

[1, 3, 41, 123, 131, 393, 1301, 3903, 5371, 16113, 53341, 160023, 170431, 511293, 6987671, 20963013]

約数ペア:

[(1, 20963013), (3, 6987671), (41, 511293), (123, 170431), (131, 160023), (393, 53341), (1301, 16113), (3903, 5371)]