20737976

素因数分解:

$2^3\times 7^2\times {\mathrm{52903}}^1$

素因数の和:52923

約数の個数: 24

約数和(自身を含む): 45232920

約数和(自身を除く): 24494944

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52903, 105806, 211612, 370321, 423224, 740642, 1481284, 2592247, 2962568, 5184494, 10368988, 20737976]

約数ペア:

[(1, 20737976), (2, 10368988), (4, 5184494), (7, 2962568), (8, 2592247), (14, 1481284), (28, 740642), (49, 423224), (56, 370321), (98, 211612), (196, 105806), (392, 52903)]