20910568

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2063}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 45077760

約数和(自身を除く): 24167192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 2063, 2534, 4126, 5068, 8252, 10136, 14441, 16504, 28882, 57764, 115528, 373403, 746806, 1493612, 2613821, 2987224, 5227642, 10455284, 20910568]

約数ペア:

[(1, 20910568), (2, 10455284), (4, 5227642), (7, 2987224), (8, 2613821), (14, 1493612), (28, 746806), (56, 373403), (181, 115528), (362, 57764), (724, 28882), (1267, 16504), (1448, 14441), (2063, 10136), (2534, 8252), (4126, 5068)]