20191287748

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2013491}}^1$

素因数の和:2013627

約数の個数: 24

約数和(自身を含む): 37209332160

約数和(自身を除く): 17018044412

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2507, 5014, 10028, 2013491, 4026982, 8053964, 46310293, 92620586, 185241172, 219470519, 438941038, 877882076, 5047821937, 10095643874, 20191287748]

約数ペア:

[(1, 20191287748), (2, 10095643874), (4, 5047821937), (23, 877882076), (46, 438941038), (92, 219470519), (109, 185241172), (218, 92620586), (436, 46310293), (2507, 8053964), (5014, 4026982), (10028, 2013491)]