20425179

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 27855360

約数和(自身を除く): 7430181

約数列:

[1, 3, 61, 183, 239, 467, 717, 1401, 14579, 28487, 43737, 85461, 111613, 334839, 6808393, 20425179]

約数ペア:

[(1, 20425179), (3, 6808393), (61, 334839), (183, 111613), (239, 85461), (467, 43737), (717, 28487), (1401, 14579)]