18340489

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 19603584

約数和(自身を除く): 1263095

約数列:

[1, 41, 43, 101, 103, 1763, 4141, 4223, 4343, 4429, 10403, 178063, 181589, 426523, 447329, 18340489]

約数ペア:

[(1, 18340489), (41, 447329), (43, 426523), (101, 181589), (103, 178063), (1763, 10403), (4141, 4429), (4223, 4343)]