18102155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2254

約数の個数: 16

約数和(自身を含む): 23133600

約数和(自身を除く): 5031445

約数列:

[1, 5, 19, 89, 95, 445, 1691, 2141, 8455, 10705, 40679, 190549, 203395, 952745, 3620431, 18102155]

約数ペア:

[(1, 18102155), (5, 3620431), (19, 952745), (89, 203395), (95, 190549), (445, 40679), (1691, 10705), (2141, 8455)]