20047544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 41180400

約数和(自身を除く): 21132856

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 409, 557, 818, 1114, 1636, 2228, 3272, 4456, 4499, 6127, 8998, 12254, 17996, 24508, 35992, 49016, 227813, 455626, 911252, 1822504, 2505943, 5011886, 10023772, 20047544]

約数ペア:

[(1, 20047544), (2, 10023772), (4, 5011886), (8, 2505943), (11, 1822504), (22, 911252), (44, 455626), (88, 227813), (409, 49016), (557, 35992), (818, 24508), (1114, 17996), (1636, 12254), (2228, 8998), (3272, 6127), (4456, 4499)]