18382637

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 23365440

約数和(自身を除く): 4982803

約数列:

[1, 7, 13, 41, 91, 169, 287, 379, 533, 1183, 2653, 3731, 4927, 6929, 15539, 34489, 48503, 64051, 108773, 202007, 448357, 1414049, 2626091, 18382637]

約数ペア:

[(1, 18382637), (7, 2626091), (13, 1414049), (41, 448357), (91, 202007), (169, 108773), (287, 64051), (379, 48503), (533, 34489), (1183, 15539), (2653, 6929), (3731, 4927)]