20132707441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{406631}}^1$

素因数の和:407292

約数の個数: 16

約数和(自身を含む): 25139616768

約数和(自身を除く): 5006909327

約数列:

[1, 7, 11, 77, 643, 4501, 7073, 49511, 406631, 2846417, 4472941, 31310587, 261463733, 1830246131, 2876101063, 20132707441]

約数ペア:

[(1, 20132707441), (7, 2876101063), (11, 1830246131), (77, 261463733), (643, 31310587), (4501, 4472941), (7073, 2846417), (49511, 406631)]