1640772146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{401953}}^1$

素因数の和:402125

約数の個数: 16

約数和(自身を含む): 2667366744

約数和(自身を除く): 1026594598

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 401953, 803906, 5225389, 10450778, 63106621, 126213242, 820386073, 1640772146]

約数ペア:

[(1, 1640772146), (2, 820386073), (13, 126213242), (26, 63106621), (157, 10450778), (314, 5225389), (2041, 803906), (4082, 401953)]