19627103660

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{458363}}^1$

素因数の和:460513

約数の個数: 24

約数和(自身を含む): 41236258896

約数和(自身を除く): 21609155236

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 458363, 916726, 1833452, 2291815, 4583630, 9167260, 981355183, 1962710366, 3925420732, 4906775915, 9813551830, 19627103660]

約数ペア:

[(1, 19627103660), (2, 9813551830), (4, 4906775915), (5, 3925420732), (10, 1962710366), (20, 981355183), (2141, 9167260), (4282, 4583630), (8564, 2291815), (10705, 1833452), (21410, 916726), (42820, 458363)]