668020876

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{4073}}^1$

素因数の和:4521

約数の個数: 24

約数和(自身を含む): 1182014064

約数和(自身を除く): 513993188

約数列:

[1, 2, 4, 131, 262, 313, 524, 626, 1252, 4073, 8146, 16292, 41003, 82006, 164012, 533563, 1067126, 1274849, 2134252, 2549698, 5099396, 167005219, 334010438, 668020876]

約数ペア:

[(1, 668020876), (2, 334010438), (4, 167005219), (131, 5099396), (262, 2549698), (313, 2134252), (524, 1274849), (626, 1067126), (1252, 533563), (4073, 164012), (8146, 82006), (16292, 41003)]