66085648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{217387}}^1$

素因数の和:217414

約数の個数: 20

約数和(自身を含む): 134780560

約数和(自身を除く): 68694912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 217387, 434774, 869548, 1739096, 3478192, 4130353, 8260706, 16521412, 33042824, 66085648]

約数ペア:

[(1, 66085648), (2, 33042824), (4, 16521412), (8, 8260706), (16, 4130353), (19, 3478192), (38, 1739096), (76, 869548), (152, 434774), (304, 217387)]