20681598

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10477}}^1$

素因数の和:10536

約数の個数: 32

約数和(自身を含む): 48282624

約数和(自身を除く): 27601026

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10477, 20954, 31431, 62862, 73339, 146678, 220017, 440034, 492419, 984838, 1477257, 2954514, 3446933, 6893866, 10340799, 20681598]

約数ペア:

[(1, 20681598), (2, 10340799), (3, 6893866), (6, 3446933), (7, 2954514), (14, 1477257), (21, 984838), (42, 492419), (47, 440034), (94, 220017), (141, 146678), (282, 73339), (329, 62862), (658, 31431), (987, 20954), (1974, 10477)]