1979920223428

素因数分解:

$2^2\times 7^2\times {\mathrm{1129}}^1\times {\mathrm{8947417}}^1$

素因数の和:8948564

約数の個数: 36

約数和(自身を含む): 4034122353660

約数和(自身を除く): 2054202130232

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1129, 2258, 4516, 7903, 15806, 31612, 55321, 110642, 221284, 8947417, 17894834, 35789668, 62631919, 125263838, 250527676, 438423433, 876846866, 1753693732, 10101633793, 20203267586, 40406535172, 70711436551, 141422873102, 282845746204, 494980055857, 989960111714, 1979920223428]

約数ペア:

[(1, 1979920223428), (2, 989960111714), (4, 494980055857), (7, 282845746204), (14, 141422873102), (28, 70711436551), (49, 40406535172), (98, 20203267586), (196, 10101633793), (1129, 1753693732), (2258, 876846866), (4516, 438423433), (7903, 250527676), (15806, 125263838), (31612, 62631919), (55321, 35789668), (110642, 17894834), (221284, 8947417)]