20202056

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5081}}^1$

素因数の和:5165

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 23706424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 5081, 10162, 20324, 35567, 40648, 71134, 142268, 284536, 360751, 721502, 1443004, 2525257, 2886008, 5050514, 10101028, 20202056]

約数ペア:

[(1, 20202056), (2, 10101028), (4, 5050514), (7, 2886008), (8, 2525257), (14, 1443004), (28, 721502), (56, 360751), (71, 284536), (142, 142268), (284, 71134), (497, 40648), (568, 35567), (994, 20324), (1988, 10162), (3976, 5081)]