18926089

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6709}}^1$

素因数の和:6760

約数の個数: 16

約数和(自身を含む): 24048640

約数和(自身を除く): 5122551

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6709, 46963, 87217, 207979, 610519, 1455853, 2703727, 18926089]

約数ペア:

[(1, 18926089), (7, 2703727), (13, 1455853), (31, 610519), (91, 207979), (217, 87217), (403, 46963), (2821, 6709)]