19815177

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2269}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 27457920

約数和(自身を除く): 7642743

約数列:

[1, 3, 41, 71, 123, 213, 2269, 2911, 6807, 8733, 93029, 161099, 279087, 483297, 6605059, 19815177]

約数ペア:

[(1, 19815177), (3, 6605059), (41, 483297), (71, 279087), (123, 161099), (213, 93029), (2269, 8733), (2911, 6807)]