219128615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 293591040

約数和(自身を除く): 74462425

約数列:

[1, 5, 19, 31, 37, 95, 155, 185, 589, 703, 1147, 2011, 2945, 3515, 5735, 10055, 21793, 38209, 62341, 74407, 108965, 191045, 311705, 372035, 1184479, 1413733, 2306617, 5922395, 7068665, 11533085, 43825723, 219128615]

約数ペア:

[(1, 219128615), (5, 43825723), (19, 11533085), (31, 7068665), (37, 5922395), (95, 2306617), (155, 1413733), (185, 1184479), (589, 372035), (703, 311705), (1147, 191045), (2011, 108965), (2945, 74407), (3515, 62341), (5735, 38209), (10055, 21793)]