12987242

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{631}}^1$

素因数の和:925

約数の個数: 16

約数和(自身を含む): 20067264

約数和(自身を除く): 7080022

約数列:

[1, 2, 41, 82, 251, 502, 631, 1262, 10291, 20582, 25871, 51742, 158381, 316762, 6493621, 12987242]

約数ペア:

[(1, 12987242), (2, 6493621), (41, 316762), (82, 158381), (251, 51742), (502, 25871), (631, 20582), (1262, 10291)]