18218135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16487}}^1$

素因数の和:16522

約数の個数: 16

約数和(自身を含む): 24929856

約数和(自身を除く): 6711721

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 16487, 82435, 214331, 280279, 1071655, 1401395, 3643627, 18218135]

約数ペア:

[(1, 18218135), (5, 3643627), (13, 1401395), (17, 1071655), (65, 280279), (85, 214331), (221, 82435), (1105, 16487)]