20977802

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1523}}^1$

素因数の和:1693

約数の個数: 16

約数和(自身を含む): 32260032

約数和(自身を除く): 11282230

約数列:

[1, 2, 71, 97, 142, 194, 1523, 3046, 6887, 13774, 108133, 147731, 216266, 295462, 10488901, 20977802]

約数ペア:

[(1, 20977802), (2, 10488901), (71, 295462), (97, 216266), (142, 147731), (194, 108133), (1523, 13774), (3046, 6887)]