18552287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 21353472

約数和(自身を除く): 2801185

約数列:

[1, 13, 17, 127, 221, 661, 1651, 2159, 8593, 11237, 28067, 83947, 146081, 1091311, 1427099, 18552287]

約数ペア:

[(1, 18552287), (13, 1427099), (17, 1091311), (127, 146081), (221, 83947), (661, 28067), (1651, 11237), (2159, 8593)]