20877672

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{5209}}^1$

素因数の和:5385

約数の個数: 32

約数和(自身を含む): 52516800

約数和(自身を除く): 31639128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 334, 501, 668, 1002, 1336, 2004, 4008, 5209, 10418, 15627, 20836, 31254, 41672, 62508, 125016, 869903, 1739806, 2609709, 3479612, 5219418, 6959224, 10438836, 20877672]

約数ペア:

[(1, 20877672), (2, 10438836), (3, 6959224), (4, 5219418), (6, 3479612), (8, 2609709), (12, 1739806), (24, 869903), (167, 125016), (334, 62508), (501, 41672), (668, 31254), (1002, 20836), (1336, 15627), (2004, 10418), (4008, 5209)]