20342905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6269}}^1$

素因数の和:6344

約数の個数: 16

約数和(自身を含む): 27086400

約数和(自身を除く): 6743495

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 6269, 31345, 68959, 344795, 369871, 1849355, 4068581, 20342905]

約数ペア:

[(1, 20342905), (5, 4068581), (11, 1849355), (55, 369871), (59, 344795), (295, 68959), (649, 31345), (3245, 6269)]