20295699

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1378

約数の個数: 16

約数和(自身を含む): 27924864

約数和(自身を除く): 7629165

約数列:

[1, 3, 43, 129, 131, 393, 1201, 3603, 5633, 16899, 51643, 154929, 157331, 471993, 6765233, 20295699]

約数ペア:

[(1, 20295699), (3, 6765233), (43, 471993), (129, 157331), (131, 154929), (393, 51643), (1201, 16899), (3603, 5633)]