20806737145

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1\times {\mathrm{2179}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 25766553600

約数和(自身を除く): 4959816455

約数列:

[1, 5, 47, 179, 227, 235, 895, 1135, 2179, 8413, 10669, 10895, 40633, 42065, 53345, 102413, 203165, 390041, 494633, 512065, 1909751, 1950205, 2473165, 9548755, 18331927, 23247751, 88539307, 91659635, 116238755, 442696535, 4161347429, 20806737145]

約数ペア:

[(1, 20806737145), (5, 4161347429), (47, 442696535), (179, 116238755), (227, 91659635), (235, 88539307), (895, 23247751), (1135, 18331927), (2179, 9548755), (8413, 2473165), (10669, 1950205), (10895, 1909751), (40633, 512065), (42065, 494633), (53345, 390041), (102413, 203165)]