20971544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238313}}^1$

素因数の和:238330

約数の個数: 16

約数和(自身を含む): 42896520

約数和(自身を除く): 21924976

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238313, 476626, 953252, 1906504, 2621443, 5242886, 10485772, 20971544]

約数ペア:

[(1, 20971544), (2, 10485772), (4, 5242886), (8, 2621443), (11, 1906504), (22, 953252), (44, 476626), (88, 238313)]