20152178427

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1\times {\mathrm{4337}}^1$

素因数の和:5439

約数の個数: 32

約数和(自身を含む): 28303055424

約数和(自身を除く): 8150876997

約数列:

[1, 3, 37, 41, 111, 123, 1021, 1517, 3063, 4337, 4551, 13011, 37777, 41861, 113331, 125583, 160469, 177817, 481407, 533451, 1548857, 4428077, 4646571, 6579229, 13284231, 19737687, 163838849, 181551157, 491516547, 544653471, 6717392809, 20152178427]

約数ペア:

[(1, 20152178427), (3, 6717392809), (37, 544653471), (41, 491516547), (111, 181551157), (123, 163838849), (1021, 19737687), (1517, 13284231), (3063, 6579229), (4337, 4646571), (4551, 4428077), (13011, 1548857), (37777, 533451), (41861, 481407), (113331, 177817), (125583, 160469)]