18782361

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17837}}^1$

素因数の和:17862

約数の個数: 20

約数和(自身を含む): 30217572

約数和(自身を除く): 11435211

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17837, 53511, 160533, 231881, 481599, 695643, 1444797, 2086929, 6260787, 18782361]

約数ペア:

[(1, 18782361), (3, 6260787), (9, 2086929), (13, 1444797), (27, 695643), (39, 481599), (81, 231881), (117, 160533), (351, 53511), (1053, 17837)]