1688702988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{20103607}}^1$

素因数の和:20103621

約数の個数: 24

約数和(自身を含む): 4503208192

約数和(自身を除く): 2814505204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 20103607, 40207214, 60310821, 80414428, 120621642, 140725249, 241243284, 281450498, 422175747, 562900996, 844351494, 1688702988]

約数ペア:

[(1, 1688702988), (2, 844351494), (3, 562900996), (4, 422175747), (6, 281450498), (7, 241243284), (12, 140725249), (14, 120621642), (21, 80414428), (28, 60310821), (42, 40207214), (84, 20103607)]