20755784

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1319}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 23913016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1319, 1967, 2248, 2638, 3934, 5276, 7868, 9233, 10552, 15736, 18466, 36932, 73864, 370639, 741278, 1482556, 2594473, 2965112, 5188946, 10377892, 20755784]

約数ペア:

[(1, 20755784), (2, 10377892), (4, 5188946), (7, 2965112), (8, 2594473), (14, 1482556), (28, 741278), (56, 370639), (281, 73864), (562, 36932), (1124, 18466), (1319, 15736), (1967, 10552), (2248, 9233), (2638, 7868), (3934, 5276)]