18328271

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 20448288

約数和(自身を除く): 2120017

約数列:

[1, 13, 41, 137, 251, 533, 1781, 3263, 5617, 10291, 34387, 73021, 133783, 447031, 1409867, 18328271]

約数ペア:

[(1, 18328271), (13, 1409867), (41, 447031), (137, 133783), (251, 73021), (533, 34387), (1781, 10291), (3263, 5617)]