18526209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27943}}^1$

素因数の和:27976

約数の個数: 16

約数和(自身を含む): 28167552

約数和(自身を除く): 9641343

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 27943, 83829, 363259, 475031, 1089777, 1425093, 6175403, 18526209]

約数ペア:

[(1, 18526209), (3, 6175403), (13, 1425093), (17, 1089777), (39, 475031), (51, 363259), (221, 83829), (663, 27943)]