20798722

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 36997632

約数和(自身を除く): 16198910

約数列:

[1, 2, 7, 14, 47, 73, 94, 146, 329, 433, 511, 658, 866, 1022, 3031, 3431, 6062, 6862, 20351, 24017, 31609, 40702, 48034, 63218, 142457, 221263, 284914, 442526, 1485623, 2971246, 10399361, 20798722]

約数ペア:

[(1, 20798722), (2, 10399361), (7, 2971246), (14, 1485623), (47, 442526), (73, 284914), (94, 221263), (146, 142457), (329, 63218), (433, 48034), (511, 40702), (658, 31609), (866, 24017), (1022, 20351), (3031, 6862), (3431, 6062)]