18916539

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1518

約数の個数: 16

約数和(自身を含む): 26085024

約数和(自身を除く): 7168485

約数列:

[1, 3, 41, 113, 123, 339, 1361, 4083, 4633, 13899, 55801, 153793, 167403, 461379, 6305513, 18916539]

約数ペア:

[(1, 18916539), (3, 6305513), (41, 461379), (113, 167403), (123, 153793), (339, 55801), (1361, 13899), (4083, 4633)]