20443598

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 36039168

約数和(自身を除く): 15595570

約数列:

[1, 2, 7, 14, 71, 131, 142, 157, 262, 314, 497, 917, 994, 1099, 1834, 2198, 9301, 11147, 18602, 20567, 22294, 41134, 65107, 78029, 130214, 143969, 156058, 287938, 1460257, 2920514, 10221799, 20443598]

約数ペア:

[(1, 20443598), (2, 10221799), (7, 2920514), (14, 1460257), (71, 287938), (131, 156058), (142, 143969), (157, 130214), (262, 78029), (314, 65107), (497, 41134), (917, 22294), (994, 20567), (1099, 18602), (1834, 11147), (2198, 9301)]