123799568

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{11959}}^1$

素因数の和:12614

約数の個数: 20

約数和(自身を含む): 240252480

約数和(自身を除く): 116452912

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 11959, 23918, 47836, 95672, 191344, 7737473, 15474946, 30949892, 61899784, 123799568]

約数ペア:

[(1, 123799568), (2, 61899784), (4, 30949892), (8, 15474946), (16, 7737473), (647, 191344), (1294, 95672), (2588, 47836), (5176, 23918), (10352, 11959)]