66638896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{58661}}^1$

素因数の和:58740

約数の個数: 20

約数和(自身を含む): 130933584

約数和(自身を除く): 64294688

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 58661, 117322, 234644, 469288, 938576, 4164931, 8329862, 16659724, 33319448, 66638896]

約数ペア:

[(1, 66638896), (2, 33319448), (4, 16659724), (8, 8329862), (16, 4164931), (71, 938576), (142, 469288), (284, 234644), (568, 117322), (1136, 58661)]