20607244

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2237}}^1$

素因数の和:2302

約数の個数: 36

約数和(自身を含む): 42862176

約数和(自身を除く): 22254932

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2237, 2303, 4474, 4606, 8948, 9212, 15659, 31318, 62636, 105139, 109613, 210278, 219226, 420556, 438452, 735973, 1471946, 2943892, 5151811, 10303622, 20607244]

約数ペア:

[(1, 20607244), (2, 10303622), (4, 5151811), (7, 2943892), (14, 1471946), (28, 735973), (47, 438452), (49, 420556), (94, 219226), (98, 210278), (188, 109613), (196, 105139), (329, 62636), (658, 31318), (1316, 15659), (2237, 9212), (2303, 8948), (4474, 4606)]