2004289917

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{22129}}^1$

素因数の和:22385

約数の個数: 32

約数和(自身を含む): 3229209600

約数和(自身を除く): 1224919683

約数列:

[1, 3, 7, 19, 21, 57, 133, 227, 399, 681, 1589, 4313, 4767, 12939, 22129, 30191, 66387, 90573, 154903, 420451, 464709, 1261353, 2943157, 5023283, 8829471, 15069849, 35162981, 95442377, 105488943, 286327131, 668096639, 2004289917]

約数ペア:

[(1, 2004289917), (3, 668096639), (7, 286327131), (19, 105488943), (21, 95442377), (57, 35162981), (133, 15069849), (227, 8829471), (399, 5023283), (681, 2943157), (1589, 1261353), (4313, 464709), (4767, 420451), (12939, 154903), (22129, 90573), (30191, 66387)]