20647510198

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{22012271}}^1$

素因数の和:22012347

約数の個数: 16

約数和(自身を含む): 35924027904

約数和(自身を除く): 15276517706

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 22012271, 44024542, 154085897, 308171794, 1474822157, 2949644314, 10323755099, 20647510198]

約数ペア:

[(1, 20647510198), (2, 10323755099), (7, 2949644314), (14, 1474822157), (67, 308171794), (134, 154085897), (469, 44024542), (938, 22012271)]