81023182

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{19927}}^1$

素因数の和:20055

約数の個数: 16

約数和(自身を含む): 129133440

約数和(自身を除く): 48110258

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 19927, 39854, 378613, 757226, 2132189, 4264378, 40511591, 81023182]

約数ペア:

[(1, 81023182), (2, 40511591), (19, 4264378), (38, 2132189), (107, 757226), (214, 378613), (2033, 39854), (4066, 19927)]