20972446

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1200

約数の個数: 24

約数和(自身を含む): 35048160

約数和(自身を除く): 14075714

約数列:

[1, 2, 11, 22, 79, 121, 158, 242, 869, 1097, 1738, 2194, 9559, 12067, 19118, 24134, 86663, 132737, 173326, 265474, 953293, 1906586, 10486223, 20972446]

約数ペア:

[(1, 20972446), (2, 10486223), (11, 1906586), (22, 953293), (79, 265474), (121, 173326), (158, 132737), (242, 86663), (869, 24134), (1097, 19118), (1738, 12067), (2194, 9559)]